65071240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{433}}^1$

素因数の和:491

約数の個数: 96

約数和(自身を含む): 167879880

約数和(自身を除く): 102808640

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 130, 136, 170, 221, 260, 289, 340, 433, 442, 520, 578, 680, 866, 884, 1105, 1156, 1445, 1732, 1768, 2165, 2210, 2312, 2890, 3464, 3757, 4330, 4420, 5629, 5780, 7361, 7514, 8660, 8840, 11258, 11560, 14722, 15028, 17320, 18785, 22516, 28145, 29444, 30056, 36805, 37570, 45032, 56290, 58888, 73610, 75140, 95693, 112580, 125137, 147220, 150280, 191386, 225160, 250274, 294440, 382772, 478465, 500548, 625685, 765544, 956930, 1001096, 1251370, 1626781, 1913860, 2502740, 3253562, 3827720, 5005480, 6507124, 8133905, 13014248, 16267810, 32535620, 65071240]

約数ペア:

[(1, 65071240), (2, 32535620), (4, 16267810), (5, 13014248), (8, 8133905), (10, 6507124), (13, 5005480), (17, 3827720), (20, 3253562), (26, 2502740), (34, 1913860), (40, 1626781), (52, 1251370), (65, 1001096), (68, 956930), (85, 765544), (104, 625685), (130, 500548), (136, 478465), (170, 382772), (221, 294440), (260, 250274), (289, 225160), (340, 191386), (433, 150280), (442, 147220), (520, 125137), (578, 112580), (680, 95693), (866, 75140), (884, 73610), (1105, 58888), (1156, 56290), (1445, 45032), (1732, 37570), (1768, 36805), (2165, 30056), (2210, 29444), (2312, 28145), (2890, 22516), (3464, 18785), (3757, 17320), (4330, 15028), (4420, 14722), (5629, 11560), (5780, 11258), (7361, 8840), (7514, 8660)]