155963600

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{337}}^1$

素因数の和:457

約数の個数: 120

約数和(自身を含む): 409270680

約数和(自身を除く): 253307080

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 89, 100, 104, 130, 178, 200, 208, 260, 325, 337, 356, 400, 445, 520, 650, 674, 712, 890, 1040, 1157, 1300, 1348, 1424, 1685, 1780, 2225, 2314, 2600, 2696, 3370, 3560, 4381, 4450, 4628, 5200, 5392, 5785, 6740, 7120, 8425, 8762, 8900, 9256, 11570, 13480, 16850, 17524, 17800, 18512, 21905, 23140, 26960, 28925, 29993, 33700, 35048, 35600, 43810, 46280, 57850, 59986, 67400, 70096, 87620, 92560, 109525, 115700, 119972, 134800, 149965, 175240, 219050, 231400, 239944, 299930, 350480, 389909, 438100, 462800, 479888, 599860, 749825, 779818, 876200, 1199720, 1499650, 1559636, 1752400, 1949545, 2399440, 2999300, 3119272, 3899090, 5998600, 6238544, 7798180, 9747725, 11997200, 15596360, 19495450, 31192720, 38990900, 77981800, 155963600]

約数ペア:

[(1, 155963600), (2, 77981800), (4, 38990900), (5, 31192720), (8, 19495450), (10, 15596360), (13, 11997200), (16, 9747725), (20, 7798180), (25, 6238544), (26, 5998600), (40, 3899090), (50, 3119272), (52, 2999300), (65, 2399440), (80, 1949545), (89, 1752400), (100, 1559636), (104, 1499650), (130, 1199720), (178, 876200), (200, 779818), (208, 749825), (260, 599860), (325, 479888), (337, 462800), (356, 438100), (400, 389909), (445, 350480), (520, 299930), (650, 239944), (674, 231400), (712, 219050), (890, 175240), (1040, 149965), (1157, 134800), (1300, 119972), (1348, 115700), (1424, 109525), (1685, 92560), (1780, 87620), (2225, 70096), (2314, 67400), (2600, 59986), (2696, 57850), (3370, 46280), (3560, 43810), (4381, 35600), (4450, 35048), (4628, 33700), (5200, 29993), (5392, 28925), (5785, 26960), (6740, 23140), (7120, 21905), (8425, 18512), (8762, 17800), (8900, 17524), (9256, 16850), (11570, 13480)]