85244120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{9643}}^1$

素因数の和:9684

約数の個数: 64

約数和(自身を含む): 218725920

約数和(自身を除く): 133481800

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 130, 136, 170, 221, 260, 340, 442, 520, 680, 884, 1105, 1768, 2210, 4420, 8840, 9643, 19286, 38572, 48215, 77144, 96430, 125359, 163931, 192860, 250718, 327862, 385720, 501436, 626795, 655724, 819655, 1002872, 1253590, 1311448, 1639310, 2131103, 2507180, 3278620, 4262206, 5014360, 6557240, 8524412, 10655515, 17048824, 21311030, 42622060, 85244120]

約数ペア:

[(1, 85244120), (2, 42622060), (4, 21311030), (5, 17048824), (8, 10655515), (10, 8524412), (13, 6557240), (17, 5014360), (20, 4262206), (26, 3278620), (34, 2507180), (40, 2131103), (52, 1639310), (65, 1311448), (68, 1253590), (85, 1002872), (104, 819655), (130, 655724), (136, 626795), (170, 501436), (221, 385720), (260, 327862), (340, 250718), (442, 192860), (520, 163931), (680, 125359), (884, 96430), (1105, 77144), (1768, 48215), (2210, 38572), (4420, 19286), (8840, 9643)]