30664900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{617}}^1$

素因数の和:709

約数の個数: 72

約数和(自身を含む): 77245056

約数和(自身を除く): 46580156

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 71, 100, 140, 142, 175, 284, 350, 355, 497, 617, 700, 710, 994, 1234, 1420, 1775, 1988, 2468, 2485, 3085, 3550, 4319, 4970, 6170, 7100, 8638, 9940, 12340, 12425, 15425, 17276, 21595, 24850, 30850, 43190, 43807, 49700, 61700, 86380, 87614, 107975, 175228, 215950, 219035, 306649, 431900, 438070, 613298, 876140, 1095175, 1226596, 1533245, 2190350, 3066490, 4380700, 6132980, 7666225, 15332450, 30664900]

約数ペア:

[(1, 30664900), (2, 15332450), (4, 7666225), (5, 6132980), (7, 4380700), (10, 3066490), (14, 2190350), (20, 1533245), (25, 1226596), (28, 1095175), (35, 876140), (50, 613298), (70, 438070), (71, 431900), (100, 306649), (140, 219035), (142, 215950), (175, 175228), (284, 107975), (350, 87614), (355, 86380), (497, 61700), (617, 49700), (700, 43807), (710, 43190), (994, 30850), (1234, 24850), (1420, 21595), (1775, 17276), (1988, 15425), (2468, 12425), (2485, 12340), (3085, 9940), (3550, 8638), (4319, 7100), (4970, 6170)]