73775728

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{41}}^2\times {\mathrm{211}}^1$

素因数の和:314

約数の個数: 60

約数和(自身を含む): 158529784

約数和(自身を除く): 84754056

約数列:

[1, 2, 4, 8, 13, 16, 26, 41, 52, 82, 104, 164, 208, 211, 328, 422, 533, 656, 844, 1066, 1681, 1688, 2132, 2743, 3362, 3376, 4264, 5486, 6724, 8528, 8651, 10972, 13448, 17302, 21853, 21944, 26896, 34604, 43706, 43888, 69208, 87412, 112463, 138416, 174824, 224926, 349648, 354691, 449852, 709382, 899704, 1418764, 1799408, 2837528, 4610983, 5675056, 9221966, 18443932, 36887864, 73775728]

約数ペア:

[(1, 73775728), (2, 36887864), (4, 18443932), (8, 9221966), (13, 5675056), (16, 4610983), (26, 2837528), (41, 1799408), (52, 1418764), (82, 899704), (104, 709382), (164, 449852), (208, 354691), (211, 349648), (328, 224926), (422, 174824), (533, 138416), (656, 112463), (844, 87412), (1066, 69208), (1681, 43888), (1688, 43706), (2132, 34604), (2743, 26896), (3362, 21944), (3376, 21853), (4264, 17302), (5486, 13448), (6724, 10972), (8528, 8651)]