131328470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{521}}^1$

素因数の和:825

約数の個数: 64

約数和(自身を含む): 292553856

約数和(自身を除く): 161225386

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 277, 455, 521, 554, 910, 1042, 1385, 1939, 2605, 2770, 3601, 3647, 3878, 5210, 6773, 7202, 7294, 9695, 13546, 18005, 18235, 19390, 25207, 33865, 36010, 36470, 47411, 50414, 67730, 94822, 126035, 144317, 237055, 252070, 288634, 474110, 721585, 1010219, 1443170, 1876121, 2020438, 3752242, 5051095, 9380605, 10102190, 13132847, 18761210, 26265694, 65664235, 131328470]

約数ペア:

[(1, 131328470), (2, 65664235), (5, 26265694), (7, 18761210), (10, 13132847), (13, 10102190), (14, 9380605), (26, 5051095), (35, 3752242), (65, 2020438), (70, 1876121), (91, 1443170), (130, 1010219), (182, 721585), (277, 474110), (455, 288634), (521, 252070), (554, 237055), (910, 144317), (1042, 126035), (1385, 94822), (1939, 67730), (2605, 50414), (2770, 47411), (3601, 36470), (3647, 36010), (3878, 33865), (5210, 25207), (6773, 19390), (7202, 18235), (7294, 18005), (9695, 13546)]