51813944

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{691}}^1$

素因数の和:820

約数の個数: 64

約数和(自身を含む): 120906240

約数和(自身を除く): 69092296

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 103, 104, 182, 206, 364, 412, 691, 721, 728, 824, 1339, 1382, 1442, 2678, 2764, 2884, 4837, 5356, 5528, 5768, 8983, 9373, 9674, 10712, 17966, 18746, 19348, 35932, 37492, 38696, 62881, 71173, 71864, 74984, 125762, 142346, 251524, 284692, 498211, 503048, 569384, 925249, 996422, 1850498, 1992844, 3700996, 3985688, 6476743, 7401992, 12953486, 25906972, 51813944]

約数ペア:

[(1, 51813944), (2, 25906972), (4, 12953486), (7, 7401992), (8, 6476743), (13, 3985688), (14, 3700996), (26, 1992844), (28, 1850498), (52, 996422), (56, 925249), (91, 569384), (103, 503048), (104, 498211), (182, 284692), (206, 251524), (364, 142346), (412, 125762), (691, 74984), (721, 71864), (728, 71173), (824, 62881), (1339, 38696), (1382, 37492), (1442, 35932), (2678, 19348), (2764, 18746), (2884, 17966), (4837, 10712), (5356, 9674), (5528, 9373), (5768, 8983)]