205946000

素因数分解:

$2^4\times 5^3\times {\mathrm{13}}^1\times {\mathrm{89}}^2$

素因数の和:214

約数の個数: 120

約数和(自身を含む): 542376744

約数和(自身を除く): 336430744

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 89, 100, 104, 125, 130, 178, 200, 208, 250, 260, 325, 356, 400, 445, 500, 520, 650, 712, 890, 1000, 1040, 1157, 1300, 1424, 1625, 1780, 2000, 2225, 2314, 2600, 3250, 3560, 4450, 4628, 5200, 5785, 6500, 7120, 7921, 8900, 9256, 11125, 11570, 13000, 15842, 17800, 18512, 22250, 23140, 26000, 28925, 31684, 35600, 39605, 44500, 46280, 57850, 63368, 79210, 89000, 92560, 102973, 115700, 126736, 144625, 158420, 178000, 198025, 205946, 231400, 289250, 316840, 396050, 411892, 462800, 514865, 578500, 633680, 792100, 823784, 990125, 1029730, 1157000, 1584200, 1647568, 1980250, 2059460, 2314000, 2574325, 3168400, 3960500, 4118920, 5148650, 7921000, 8237840, 10297300, 12871625, 15842000, 20594600, 25743250, 41189200, 51486500, 102973000, 205946000]

約数ペア:

[(1, 205946000), (2, 102973000), (4, 51486500), (5, 41189200), (8, 25743250), (10, 20594600), (13, 15842000), (16, 12871625), (20, 10297300), (25, 8237840), (26, 7921000), (40, 5148650), (50, 4118920), (52, 3960500), (65, 3168400), (80, 2574325), (89, 2314000), (100, 2059460), (104, 1980250), (125, 1647568), (130, 1584200), (178, 1157000), (200, 1029730), (208, 990125), (250, 823784), (260, 792100), (325, 633680), (356, 578500), (400, 514865), (445, 462800), (500, 411892), (520, 396050), (650, 316840), (712, 289250), (890, 231400), (1000, 205946), (1040, 198025), (1157, 178000), (1300, 158420), (1424, 144625), (1625, 126736), (1780, 115700), (2000, 102973), (2225, 92560), (2314, 89000), (2600, 79210), (3250, 63368), (3560, 57850), (4450, 46280), (4628, 44500), (5200, 39605), (5785, 35600), (6500, 31684), (7120, 28925), (7921, 26000), (8900, 23140), (9256, 22250), (11125, 18512), (11570, 17800), (13000, 15842)]