291260448520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2797}}^1\times {\mathrm{153137}}^1$

素因数の和:155962

約数の個数: 64

約数和(自身を含む): 694137800880

約数和(自身を除く): 402877352360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 2797, 5594, 11188, 13985, 22376, 27970, 47549, 55940, 95098, 111880, 153137, 190196, 237745, 306274, 380392, 475490, 612548, 765685, 950980, 1225096, 1531370, 1901960, 2603329, 3062740, 5206658, 6125480, 10413316, 13016645, 20826632, 26033290, 52066580, 104133160, 428324189, 856648378, 1713296756, 2141620945, 3426593512, 4283241890, 7281511213, 8566483780, 14563022426, 17132967560, 29126044852, 36407556065, 58252089704, 72815112130, 145630224260, 291260448520]

約数ペア:

[(1, 291260448520), (2, 145630224260), (4, 72815112130), (5, 58252089704), (8, 36407556065), (10, 29126044852), (17, 17132967560), (20, 14563022426), (34, 8566483780), (40, 7281511213), (68, 4283241890), (85, 3426593512), (136, 2141620945), (170, 1713296756), (340, 856648378), (680, 428324189), (2797, 104133160), (5594, 52066580), (11188, 26033290), (13985, 20826632), (22376, 13016645), (27970, 10413316), (47549, 6125480), (55940, 5206658), (95098, 3062740), (111880, 2603329), (153137, 1901960), (190196, 1531370), (237745, 1225096), (306274, 950980), (380392, 765685), (475490, 612548)]