28246400

素因数分解:

$2^7\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1$

素因数の和:141

約数の個数: 192

約数和(自身を含む): 86765280

約数和(自身を除く): 58518880

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 25, 26, 28, 32, 35, 40, 50, 52, 56, 64, 65, 70, 80, 91, 97, 100, 104, 112, 128, 130, 140, 160, 175, 182, 194, 200, 208, 224, 260, 280, 320, 325, 350, 364, 388, 400, 416, 448, 455, 485, 520, 560, 640, 650, 679, 700, 728, 776, 800, 832, 896, 910, 970, 1040, 1120, 1261, 1300, 1358, 1400, 1456, 1552, 1600, 1664, 1820, 1940, 2080, 2240, 2275, 2425, 2522, 2600, 2716, 2800, 2912, 3104, 3200, 3395, 3640, 3880, 4160, 4480, 4550, 4850, 5044, 5200, 5432, 5600, 5824, 6208, 6305, 6790, 7280, 7760, 8320, 8827, 9100, 9700, 10088, 10400, 10864, 11200, 11648, 12416, 12610, 13580, 14560, 15520, 16975, 17654, 18200, 19400, 20176, 20800, 21728, 22400, 25220, 27160, 29120, 31040, 31525, 33950, 35308, 36400, 38800, 40352, 41600, 43456, 44135, 50440, 54320, 58240, 62080, 63050, 67900, 70616, 72800, 77600, 80704, 86912, 88270, 100880, 108640, 126100, 135800, 141232, 145600, 155200, 161408, 176540, 201760, 217280, 220675, 252200, 271600, 282464, 291200, 310400, 353080, 403520, 434560, 441350, 504400, 543200, 564928, 706160, 807040, 882700, 1008800, 1086400, 1129856, 1412320, 1765400, 2017600, 2172800, 2824640, 3530800, 4035200, 5649280, 7061600, 14123200, 28246400]

約数ペア:

[(1, 28246400), (2, 14123200), (4, 7061600), (5, 5649280), (7, 4035200), (8, 3530800), (10, 2824640), (13, 2172800), (14, 2017600), (16, 1765400), (20, 1412320), (25, 1129856), (26, 1086400), (28, 1008800), (32, 882700), (35, 807040), (40, 706160), (50, 564928), (52, 543200), (56, 504400), (64, 441350), (65, 434560), (70, 403520), (80, 353080), (91, 310400), (97, 291200), (100, 282464), (104, 271600), (112, 252200), (128, 220675), (130, 217280), (140, 201760), (160, 176540), (175, 161408), (182, 155200), (194, 145600), (200, 141232), (208, 135800), (224, 126100), (260, 108640), (280, 100880), (320, 88270), (325, 86912), (350, 80704), (364, 77600), (388, 72800), (400, 70616), (416, 67900), (448, 63050), (455, 62080), (485, 58240), (520, 54320), (560, 50440), (640, 44135), (650, 43456), (679, 41600), (700, 40352), (728, 38800), (776, 36400), (800, 35308), (832, 33950), (896, 31525), (910, 31040), (970, 29120), (1040, 27160), (1120, 25220), (1261, 22400), (1300, 21728), (1358, 20800), (1400, 20176), (1456, 19400), (1552, 18200), (1600, 17654), (1664, 16975), (1820, 15520), (1940, 14560), (2080, 13580), (2240, 12610), (2275, 12416), (2425, 11648), (2522, 11200), (2600, 10864), (2716, 10400), (2800, 10088), (2912, 9700), (3104, 9100), (3200, 8827), (3395, 8320), (3640, 7760), (3880, 7280), (4160, 6790), (4480, 6305), (4550, 6208), (4850, 5824), (5044, 5600), (5200, 5432)]