681514340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{17359}}^1$

素因数の和:17532

約数の個数: 48

約数和(自身を含む): 1551567360

約数和(自身を除く): 870053020

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 151, 260, 302, 604, 755, 1510, 1963, 3020, 3926, 7852, 9815, 17359, 19630, 34718, 39260, 69436, 86795, 173590, 225667, 347180, 451334, 902668, 1128335, 2256670, 2621209, 4513340, 5242418, 10484836, 13106045, 26212090, 34075717, 52424180, 68151434, 136302868, 170378585, 340757170, 681514340]

約数ペア:

[(1, 681514340), (2, 340757170), (4, 170378585), (5, 136302868), (10, 68151434), (13, 52424180), (20, 34075717), (26, 26212090), (52, 13106045), (65, 10484836), (130, 5242418), (151, 4513340), (260, 2621209), (302, 2256670), (604, 1128335), (755, 902668), (1510, 451334), (1963, 347180), (3020, 225667), (3926, 173590), (7852, 86795), (9815, 69436), (17359, 39260), (19630, 34718)]