20163043550

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{58199}}^1$

素因数の和:58278

約数の個数: 72

約数和(自身を含む): 41601243600

約数和(自身を除く): 21438200050

約数列:

[1, 2, 5, 10, 13, 25, 26, 41, 50, 65, 82, 130, 169, 205, 325, 338, 410, 533, 650, 845, 1025, 1066, 1690, 2050, 2665, 4225, 5330, 6929, 8450, 13325, 13858, 26650, 34645, 58199, 69290, 116398, 173225, 290995, 346450, 581990, 756587, 1454975, 1513174, 2386159, 2909950, 3782935, 4772318, 7565870, 9835631, 11930795, 18914675, 19671262, 23861590, 31020067, 37829350, 49178155, 59653975, 62040134, 98356310, 119307950, 155100335, 245890775, 310200670, 403260871, 491781550, 775501675, 806521742, 1551003350, 2016304355, 4032608710, 10081521775, 20163043550]

約数ペア:

[(1, 20163043550), (2, 10081521775), (5, 4032608710), (10, 2016304355), (13, 1551003350), (25, 806521742), (26, 775501675), (41, 491781550), (50, 403260871), (65, 310200670), (82, 245890775), (130, 155100335), (169, 119307950), (205, 98356310), (325, 62040134), (338, 59653975), (410, 49178155), (533, 37829350), (650, 31020067), (845, 23861590), (1025, 19671262), (1066, 18914675), (1690, 11930795), (2050, 9835631), (2665, 7565870), (4225, 4772318), (5330, 3782935), (6929, 2909950), (8450, 2386159), (13325, 1513174), (13858, 1454975), (26650, 756587), (34645, 581990), (58199, 346450), (69290, 290995), (116398, 173225)]