259874920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{461}}^1\times {\mathrm{829}}^1$

素因数の和:1318

約数の個数: 64

約数和(自身を含む): 621205200

約数和(自身を除く): 361330280

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 461, 680, 829, 922, 1658, 1844, 2305, 3316, 3688, 4145, 4610, 6632, 7837, 8290, 9220, 14093, 15674, 16580, 18440, 28186, 31348, 33160, 39185, 56372, 62696, 70465, 78370, 112744, 140930, 156740, 281860, 313480, 382169, 563720, 764338, 1528676, 1910845, 3057352, 3821690, 6496873, 7643380, 12993746, 15286760, 25987492, 32484365, 51974984, 64968730, 129937460, 259874920]

約数ペア:

[(1, 259874920), (2, 129937460), (4, 64968730), (5, 51974984), (8, 32484365), (10, 25987492), (17, 15286760), (20, 12993746), (34, 7643380), (40, 6496873), (68, 3821690), (85, 3057352), (136, 1910845), (170, 1528676), (340, 764338), (461, 563720), (680, 382169), (829, 313480), (922, 281860), (1658, 156740), (1844, 140930), (2305, 112744), (3316, 78370), (3688, 70465), (4145, 62696), (4610, 56372), (6632, 39185), (7837, 33160), (8290, 31348), (9220, 28186), (14093, 18440), (15674, 16580)]