164412625

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1$

素因数の和:187

約数の個数: 64

約数和(自身を含む): 237758976

約数和(自身を除く): 73346351

約数列:

[1, 5, 13, 23, 25, 53, 65, 83, 115, 125, 265, 299, 325, 415, 575, 689, 1079, 1219, 1325, 1495, 1625, 1909, 2075, 2875, 3445, 4399, 5395, 6095, 6625, 7475, 9545, 10375, 15847, 17225, 21995, 24817, 26975, 30475, 37375, 47725, 57187, 79235, 86125, 101177, 109975, 124085, 134875, 152375, 238625, 285935, 396175, 505885, 549875, 620425, 1315301, 1429675, 1980875, 2529425, 3102125, 6576505, 7148375, 12647125, 32882525, 164412625]

約数ペア:

[(1, 164412625), (5, 32882525), (13, 12647125), (23, 7148375), (25, 6576505), (53, 3102125), (65, 2529425), (83, 1980875), (115, 1429675), (125, 1315301), (265, 620425), (299, 549875), (325, 505885), (415, 396175), (575, 285935), (689, 238625), (1079, 152375), (1219, 134875), (1325, 124085), (1495, 109975), (1625, 101177), (1909, 86125), (2075, 79235), (2875, 57187), (3445, 47725), (4399, 37375), (5395, 30475), (6095, 26975), (6625, 24817), (7475, 21995), (9545, 17225), (10375, 15847)]