81907956

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{257}}^1$

素因数の和:510

約数の個数: 96

約数和(自身を含む): 230590080

約数和(自身を除く): 148682124

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 108, 117, 156, 227, 234, 257, 351, 454, 468, 514, 681, 702, 771, 908, 1028, 1362, 1404, 1542, 2043, 2313, 2724, 2951, 3084, 3341, 4086, 4626, 5902, 6129, 6682, 6939, 8172, 8853, 9252, 10023, 11804, 12258, 13364, 13878, 17706, 20046, 24516, 26559, 27756, 30069, 35412, 40092, 53118, 58339, 60138, 79677, 90207, 106236, 116678, 120276, 159354, 175017, 180414, 233356, 318708, 350034, 360828, 525051, 700068, 758407, 1050102, 1516814, 1575153, 2100204, 2275221, 3033628, 3150306, 4550442, 6300612, 6825663, 9100884, 13651326, 20476989, 27302652, 40953978, 81907956]

約数ペア:

[(1, 81907956), (2, 40953978), (3, 27302652), (4, 20476989), (6, 13651326), (9, 9100884), (12, 6825663), (13, 6300612), (18, 4550442), (26, 3150306), (27, 3033628), (36, 2275221), (39, 2100204), (52, 1575153), (54, 1516814), (78, 1050102), (108, 758407), (117, 700068), (156, 525051), (227, 360828), (234, 350034), (257, 318708), (351, 233356), (454, 180414), (468, 175017), (514, 159354), (681, 120276), (702, 116678), (771, 106236), (908, 90207), (1028, 79677), (1362, 60138), (1404, 58339), (1542, 53118), (2043, 40092), (2313, 35412), (2724, 30069), (2951, 27756), (3084, 26559), (3341, 24516), (4086, 20046), (4626, 17706), (5902, 13878), (6129, 13364), (6682, 12258), (6939, 11804), (8172, 10023), (8853, 9252)]