89435380

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{607}}^1$

素因数の和:808

約数の個数: 48

約数和(自身を含む): 193052160

約数和(自身を除く): 103616780

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 139, 212, 265, 278, 530, 556, 607, 695, 1060, 1214, 1390, 2428, 2780, 3035, 6070, 7367, 12140, 14734, 29468, 32171, 36835, 64342, 73670, 84373, 128684, 147340, 160855, 168746, 321710, 337492, 421865, 643420, 843730, 1687460, 4471769, 8943538, 17887076, 22358845, 44717690, 89435380]

約数ペア:

[(1, 89435380), (2, 44717690), (4, 22358845), (5, 17887076), (10, 8943538), (20, 4471769), (53, 1687460), (106, 843730), (139, 643420), (212, 421865), (265, 337492), (278, 321710), (530, 168746), (556, 160855), (607, 147340), (695, 128684), (1060, 84373), (1214, 73670), (1390, 64342), (2428, 36835), (2780, 32171), (3035, 29468), (6070, 14734), (7367, 12140)]