28789600

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1$

素因数の和:177

約数の個数: 144

約数和(自身を含む): 82682208

約数和(自身を除く): 53892608

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 53, 56, 70, 80, 97, 100, 106, 112, 140, 160, 175, 194, 200, 212, 224, 265, 280, 350, 371, 388, 400, 424, 485, 530, 560, 679, 700, 742, 776, 800, 848, 970, 1060, 1120, 1325, 1358, 1400, 1484, 1552, 1696, 1855, 1940, 2120, 2425, 2650, 2716, 2800, 2968, 3104, 3395, 3710, 3880, 4240, 4850, 5141, 5300, 5432, 5600, 5936, 6790, 7420, 7760, 8480, 9275, 9700, 10282, 10600, 10864, 11872, 13580, 14840, 15520, 16975, 18550, 19400, 20564, 21200, 21728, 25705, 27160, 29680, 33950, 35987, 37100, 38800, 41128, 42400, 51410, 54320, 59360, 67900, 71974, 74200, 77600, 82256, 102820, 108640, 128525, 135800, 143948, 148400, 164512, 179935, 205640, 257050, 271600, 287896, 296800, 359870, 411280, 514100, 543200, 575792, 719740, 822560, 899675, 1028200, 1151584, 1439480, 1799350, 2056400, 2878960, 3598700, 4112800, 5757920, 7197400, 14394800, 28789600]

約数ペア:

[(1, 28789600), (2, 14394800), (4, 7197400), (5, 5757920), (7, 4112800), (8, 3598700), (10, 2878960), (14, 2056400), (16, 1799350), (20, 1439480), (25, 1151584), (28, 1028200), (32, 899675), (35, 822560), (40, 719740), (50, 575792), (53, 543200), (56, 514100), (70, 411280), (80, 359870), (97, 296800), (100, 287896), (106, 271600), (112, 257050), (140, 205640), (160, 179935), (175, 164512), (194, 148400), (200, 143948), (212, 135800), (224, 128525), (265, 108640), (280, 102820), (350, 82256), (371, 77600), (388, 74200), (400, 71974), (424, 67900), (485, 59360), (530, 54320), (560, 51410), (679, 42400), (700, 41128), (742, 38800), (776, 37100), (800, 35987), (848, 33950), (970, 29680), (1060, 27160), (1120, 25705), (1325, 21728), (1358, 21200), (1400, 20564), (1484, 19400), (1552, 18550), (1696, 16975), (1855, 15520), (1940, 14840), (2120, 13580), (2425, 11872), (2650, 10864), (2716, 10600), (2800, 10282), (2968, 9700), (3104, 9275), (3395, 8480), (3710, 7760), (3880, 7420), (4240, 6790), (4850, 5936), (5141, 5600), (5300, 5432)]