91763620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{1597}}^1$

素因数の和:1649

約数の個数: 72

約数和(自身を含む): 221080104

約数和(自身を除く): 129316484

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 169, 170, 221, 260, 338, 340, 442, 676, 845, 884, 1105, 1597, 1690, 2210, 2873, 3194, 3380, 4420, 5746, 6388, 7985, 11492, 14365, 15970, 20761, 27149, 28730, 31940, 41522, 54298, 57460, 83044, 103805, 108596, 135745, 207610, 269893, 271490, 352937, 415220, 539786, 542980, 705874, 1079572, 1349465, 1411748, 1764685, 2698930, 3529370, 4588181, 5397860, 7058740, 9176362, 18352724, 22940905, 45881810, 91763620]

約数ペア:

[(1, 91763620), (2, 45881810), (4, 22940905), (5, 18352724), (10, 9176362), (13, 7058740), (17, 5397860), (20, 4588181), (26, 3529370), (34, 2698930), (52, 1764685), (65, 1411748), (68, 1349465), (85, 1079572), (130, 705874), (169, 542980), (170, 539786), (221, 415220), (260, 352937), (338, 271490), (340, 269893), (442, 207610), (676, 135745), (845, 108596), (884, 103805), (1105, 83044), (1597, 57460), (1690, 54298), (2210, 41522), (2873, 31940), (3194, 28730), (3380, 27149), (4420, 20761), (5746, 15970), (6388, 14365), (7985, 11492)]