42912800

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:203

約数の個数: 144

約数和(自身を含む): 122492160

約数和(自身を除く): 79579360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 79, 80, 97, 100, 112, 140, 158, 160, 175, 194, 200, 224, 280, 316, 350, 388, 395, 400, 485, 553, 560, 632, 679, 700, 776, 790, 800, 970, 1106, 1120, 1264, 1358, 1400, 1552, 1580, 1940, 1975, 2212, 2425, 2528, 2716, 2765, 2800, 3104, 3160, 3395, 3880, 3950, 4424, 4850, 5432, 5530, 5600, 6320, 6790, 7663, 7760, 7900, 8848, 9700, 10864, 11060, 12640, 13580, 13825, 15326, 15520, 15800, 16975, 17696, 19400, 21728, 22120, 27160, 27650, 30652, 31600, 33950, 38315, 38800, 44240, 53641, 54320, 55300, 61304, 63200, 67900, 76630, 77600, 88480, 107282, 108640, 110600, 122608, 135800, 153260, 191575, 214564, 221200, 245216, 268205, 271600, 306520, 383150, 429128, 442400, 536410, 543200, 613040, 766300, 858256, 1072820, 1226080, 1341025, 1532600, 1716512, 2145640, 2682050, 3065200, 4291280, 5364100, 6130400, 8582560, 10728200, 21456400, 42912800]

約数ペア:

[(1, 42912800), (2, 21456400), (4, 10728200), (5, 8582560), (7, 6130400), (8, 5364100), (10, 4291280), (14, 3065200), (16, 2682050), (20, 2145640), (25, 1716512), (28, 1532600), (32, 1341025), (35, 1226080), (40, 1072820), (50, 858256), (56, 766300), (70, 613040), (79, 543200), (80, 536410), (97, 442400), (100, 429128), (112, 383150), (140, 306520), (158, 271600), (160, 268205), (175, 245216), (194, 221200), (200, 214564), (224, 191575), (280, 153260), (316, 135800), (350, 122608), (388, 110600), (395, 108640), (400, 107282), (485, 88480), (553, 77600), (560, 76630), (632, 67900), (679, 63200), (700, 61304), (776, 55300), (790, 54320), (800, 53641), (970, 44240), (1106, 38800), (1120, 38315), (1264, 33950), (1358, 31600), (1400, 30652), (1552, 27650), (1580, 27160), (1940, 22120), (1975, 21728), (2212, 19400), (2425, 17696), (2528, 16975), (2716, 15800), (2765, 15520), (2800, 15326), (3104, 13825), (3160, 13580), (3395, 12640), (3880, 11060), (3950, 10864), (4424, 9700), (4850, 8848), (5432, 7900), (5530, 7760), (5600, 7663), (6320, 6790)]