61813700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2797}}^1$

素因数の和:2841

約数の個数: 72

約数和(自身を含む): 153005832

約数和(自身を除く): 91192132

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 25, 26, 34, 50, 52, 65, 68, 85, 100, 130, 170, 221, 260, 325, 340, 425, 442, 650, 850, 884, 1105, 1300, 1700, 2210, 2797, 4420, 5525, 5594, 11050, 11188, 13985, 22100, 27970, 36361, 47549, 55940, 69925, 72722, 95098, 139850, 145444, 181805, 190196, 237745, 279700, 363610, 475490, 618137, 727220, 909025, 950980, 1188725, 1236274, 1818050, 2377450, 2472548, 3090685, 3636100, 4754900, 6181370, 12362740, 15453425, 30906850, 61813700]

約数ペア:

[(1, 61813700), (2, 30906850), (4, 15453425), (5, 12362740), (10, 6181370), (13, 4754900), (17, 3636100), (20, 3090685), (25, 2472548), (26, 2377450), (34, 1818050), (50, 1236274), (52, 1188725), (65, 950980), (68, 909025), (85, 727220), (100, 618137), (130, 475490), (170, 363610), (221, 279700), (260, 237745), (325, 190196), (340, 181805), (425, 145444), (442, 139850), (650, 95098), (850, 72722), (884, 69925), (1105, 55940), (1300, 47549), (1700, 36361), (2210, 27970), (2797, 22100), (4420, 13985), (5525, 11188), (5594, 11050)]