138919360

素因数分解:

$2^6\times 5^1\times {\mathrm{53}}^1\times {\mathrm{8191}}^1$

素因数の和:8261

約数の個数: 56

約数和(自身を含む): 337084416

約数和(自身を除く): 198165056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 64, 80, 106, 160, 212, 265, 320, 424, 530, 848, 1060, 1696, 2120, 3392, 4240, 8191, 8480, 16382, 16960, 32764, 40955, 65528, 81910, 131056, 163820, 262112, 327640, 434123, 524224, 655280, 868246, 1310560, 1736492, 2170615, 2621120, 3472984, 4341230, 6945968, 8682460, 13891936, 17364920, 27783872, 34729840, 69459680, 138919360]

約数ペア:

[(1, 138919360), (2, 69459680), (4, 34729840), (5, 27783872), (8, 17364920), (10, 13891936), (16, 8682460), (20, 6945968), (32, 4341230), (40, 3472984), (53, 2621120), (64, 2170615), (80, 1736492), (106, 1310560), (160, 868246), (212, 655280), (265, 524224), (320, 434123), (424, 327640), (530, 262112), (848, 163820), (1060, 131056), (1696, 81910), (2120, 65528), (3392, 40955), (4240, 32764), (8191, 16960), (8480, 16382)]