68553710

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{113}}^1$

素因数の和:273

約数の個数: 64

約数和(自身を含む): 136581120

約数和(自身を除く): 68027410

約数列:

[1, 2, 5, 10, 19, 31, 38, 62, 95, 103, 113, 155, 190, 206, 226, 310, 515, 565, 589, 1030, 1130, 1178, 1957, 2147, 2945, 3193, 3503, 3914, 4294, 5890, 6386, 7006, 9785, 10735, 11639, 15965, 17515, 19570, 21470, 23278, 31930, 35030, 58195, 60667, 66557, 116390, 121334, 133114, 221141, 303335, 332785, 360809, 442282, 606670, 665570, 721618, 1105705, 1804045, 2211410, 3608090, 6855371, 13710742, 34276855, 68553710]

約数ペア:

[(1, 68553710), (2, 34276855), (5, 13710742), (10, 6855371), (19, 3608090), (31, 2211410), (38, 1804045), (62, 1105705), (95, 721618), (103, 665570), (113, 606670), (155, 442282), (190, 360809), (206, 332785), (226, 303335), (310, 221141), (515, 133114), (565, 121334), (589, 116390), (1030, 66557), (1130, 60667), (1178, 58195), (1957, 35030), (2147, 31930), (2945, 23278), (3193, 21470), (3503, 19570), (3914, 17515), (4294, 15965), (5890, 11639), (6386, 10735), (7006, 9785)]