7701850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{41}}^1$

素因数の和:100

約数の個数: 72

約数和(自身を含む): 16787988

約数和(自身を除く): 9086138

約数列:

[1, 2, 5, 10, 13, 17, 25, 26, 34, 41, 50, 65, 82, 85, 130, 170, 205, 221, 289, 325, 410, 425, 442, 533, 578, 650, 697, 850, 1025, 1066, 1105, 1394, 1445, 2050, 2210, 2665, 2890, 3485, 3757, 5330, 5525, 6970, 7225, 7514, 9061, 11050, 11849, 13325, 14450, 17425, 18122, 18785, 23698, 26650, 34850, 37570, 45305, 59245, 90610, 93925, 118490, 154037, 187850, 226525, 296225, 308074, 453050, 592450, 770185, 1540370, 3850925, 7701850]

約数ペア:

[(1, 7701850), (2, 3850925), (5, 1540370), (10, 770185), (13, 592450), (17, 453050), (25, 308074), (26, 296225), (34, 226525), (41, 187850), (50, 154037), (65, 118490), (82, 93925), (85, 90610), (130, 59245), (170, 45305), (205, 37570), (221, 34850), (289, 26650), (325, 23698), (410, 18785), (425, 18122), (442, 17425), (533, 14450), (578, 13325), (650, 11849), (697, 11050), (850, 9061), (1025, 7514), (1066, 7225), (1105, 6970), (1394, 5525), (1445, 5330), (2050, 3757), (2210, 3485), (2665, 2890)]