86662420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{331}}^1$

素因数の和:425

約数の個数: 96

約数和(自身を含む): 210833280

約数和(自身を除く): 124170860

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 53, 65, 76, 95, 106, 130, 190, 212, 247, 260, 265, 331, 380, 494, 530, 662, 689, 988, 1007, 1060, 1235, 1324, 1378, 1655, 2014, 2470, 2756, 3310, 3445, 4028, 4303, 4940, 5035, 6289, 6620, 6890, 8606, 10070, 12578, 13091, 13780, 17212, 17543, 20140, 21515, 25156, 26182, 31445, 35086, 43030, 52364, 62890, 65455, 70172, 81757, 86060, 87715, 125780, 130910, 163514, 175430, 228059, 261820, 327028, 333317, 350860, 408785, 456118, 666634, 817570, 912236, 1140295, 1333268, 1635140, 1666585, 2280590, 3333170, 4333121, 4561180, 6666340, 8666242, 17332484, 21665605, 43331210, 86662420]

約数ペア:

[(1, 86662420), (2, 43331210), (4, 21665605), (5, 17332484), (10, 8666242), (13, 6666340), (19, 4561180), (20, 4333121), (26, 3333170), (38, 2280590), (52, 1666585), (53, 1635140), (65, 1333268), (76, 1140295), (95, 912236), (106, 817570), (130, 666634), (190, 456118), (212, 408785), (247, 350860), (260, 333317), (265, 327028), (331, 261820), (380, 228059), (494, 175430), (530, 163514), (662, 130910), (689, 125780), (988, 87715), (1007, 86060), (1060, 81757), (1235, 70172), (1324, 65455), (1378, 62890), (1655, 52364), (2014, 43030), (2470, 35086), (2756, 31445), (3310, 26182), (3445, 25156), (4028, 21515), (4303, 20140), (4940, 17543), (5035, 17212), (6289, 13780), (6620, 13091), (6890, 12578), (8606, 10070)]