100589900

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{157}}^1$

素因数の和:363

約数の個数: 72

約数和(自身を含む): 226287600

約数和(自身を除く): 125697700

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 86, 100, 149, 157, 172, 215, 298, 314, 430, 596, 628, 745, 785, 860, 1075, 1490, 1570, 2150, 2980, 3140, 3725, 3925, 4300, 6407, 6751, 7450, 7850, 12814, 13502, 14900, 15700, 23393, 25628, 27004, 32035, 33755, 46786, 64070, 67510, 93572, 116965, 128140, 135020, 160175, 168775, 233930, 320350, 337550, 467860, 584825, 640700, 675100, 1005899, 1169650, 2011798, 2339300, 4023596, 5029495, 10058990, 20117980, 25147475, 50294950, 100589900]

約数ペア:

[(1, 100589900), (2, 50294950), (4, 25147475), (5, 20117980), (10, 10058990), (20, 5029495), (25, 4023596), (43, 2339300), (50, 2011798), (86, 1169650), (100, 1005899), (149, 675100), (157, 640700), (172, 584825), (215, 467860), (298, 337550), (314, 320350), (430, 233930), (596, 168775), (628, 160175), (745, 135020), (785, 128140), (860, 116965), (1075, 93572), (1490, 67510), (1570, 64070), (2150, 46786), (2980, 33755), (3140, 32035), (3725, 27004), (3925, 25628), (4300, 23393), (6407, 15700), (6751, 14900), (7450, 13502), (7850, 12814)]