79389800

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{8101}}^1$

素因数の和:8131

約数の個数: 72

約数和(自身を含む): 214743510

約数和(自身を除く): 135353710

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 98, 100, 140, 175, 196, 200, 245, 280, 350, 392, 490, 700, 980, 1225, 1400, 1960, 2450, 4900, 8101, 9800, 16202, 32404, 40505, 56707, 64808, 81010, 113414, 162020, 202525, 226828, 283535, 324040, 396949, 405050, 453656, 567070, 793898, 810100, 1134140, 1417675, 1587796, 1620200, 1984745, 2268280, 2835350, 3175592, 3969490, 5670700, 7938980, 9923725, 11341400, 15877960, 19847450, 39694900, 79389800]

約数ペア:

[(1, 79389800), (2, 39694900), (4, 19847450), (5, 15877960), (7, 11341400), (8, 9923725), (10, 7938980), (14, 5670700), (20, 3969490), (25, 3175592), (28, 2835350), (35, 2268280), (40, 1984745), (49, 1620200), (50, 1587796), (56, 1417675), (70, 1134140), (98, 810100), (100, 793898), (140, 567070), (175, 453656), (196, 405050), (200, 396949), (245, 324040), (280, 283535), (350, 226828), (392, 202525), (490, 162020), (700, 113414), (980, 81010), (1225, 64808), (1400, 56707), (1960, 40505), (2450, 32404), (4900, 16202), (8101, 9800)]