69025840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2141}}^1$

素因数の和:2198

約数の個数: 80

約数和(自身を含む): 178488576

約数和(自身を除く): 109462736

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 155, 208, 248, 260, 310, 403, 496, 520, 620, 806, 1040, 1240, 1612, 2015, 2141, 2480, 3224, 4030, 4282, 6448, 8060, 8564, 10705, 16120, 17128, 21410, 27833, 32240, 34256, 42820, 55666, 66371, 85640, 111332, 132742, 139165, 171280, 222664, 265484, 278330, 331855, 445328, 530968, 556660, 663710, 862823, 1061936, 1113320, 1327420, 1725646, 2226640, 2654840, 3451292, 4314115, 5309680, 6902584, 8628230, 13805168, 17256460, 34512920, 69025840]

約数ペア:

[(1, 69025840), (2, 34512920), (4, 17256460), (5, 13805168), (8, 8628230), (10, 6902584), (13, 5309680), (16, 4314115), (20, 3451292), (26, 2654840), (31, 2226640), (40, 1725646), (52, 1327420), (62, 1113320), (65, 1061936), (80, 862823), (104, 663710), (124, 556660), (130, 530968), (155, 445328), (208, 331855), (248, 278330), (260, 265484), (310, 222664), (403, 171280), (496, 139165), (520, 132742), (620, 111332), (806, 85640), (1040, 66371), (1240, 55666), (1612, 42820), (2015, 34256), (2141, 32240), (2480, 27833), (3224, 21410), (4030, 17128), (4282, 16120), (6448, 10705), (8060, 8564)]