72313425

素因数分解:

$3^3\times 5^2\times {\mathrm{149}}^1\times {\mathrm{719}}^1$

素因数の和:887

約数の個数: 48

約数和(自身を含む): 133920000

約数和(自身を除く): 61606575

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 149, 225, 447, 675, 719, 745, 1341, 2157, 2235, 3595, 3725, 4023, 6471, 6705, 10785, 11175, 17975, 19413, 20115, 32355, 33525, 53925, 97065, 100575, 107131, 161775, 321393, 485325, 535655, 964179, 1606965, 2678275, 2892537, 4820895, 8034825, 14462685, 24104475, 72313425]

約数ペア:

[(1, 72313425), (3, 24104475), (5, 14462685), (9, 8034825), (15, 4820895), (25, 2892537), (27, 2678275), (45, 1606965), (75, 964179), (135, 535655), (149, 485325), (225, 321393), (447, 161775), (675, 107131), (719, 100575), (745, 97065), (1341, 53925), (2157, 33525), (2235, 32355), (3595, 20115), (3725, 19413), (4023, 17975), (6471, 11175), (6705, 10785)]