358280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1$

素因数の和:90

約数の個数: 48

約数和(自身を含む): 889380

約数和(自身を除く): 531100

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 53, 65, 104, 106, 130, 169, 212, 260, 265, 338, 424, 520, 530, 676, 689, 845, 1060, 1352, 1378, 1690, 2120, 2756, 3380, 3445, 5512, 6760, 6890, 8957, 13780, 17914, 27560, 35828, 44785, 71656, 89570, 179140, 358280]

約数ペア:

[(1, 358280), (2, 179140), (4, 89570), (5, 71656), (8, 44785), (10, 35828), (13, 27560), (20, 17914), (26, 13780), (40, 8957), (52, 6890), (53, 6760), (65, 5512), (104, 3445), (106, 3380), (130, 2756), (169, 2120), (212, 1690), (260, 1378), (265, 1352), (338, 1060), (424, 845), (520, 689), (530, 676)]