61977920

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{11393}}^1$

素因数の和:11427

約数の個数: 56

約数和(自身を含む): 156280104

約数和(自身を除く): 94302184

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 136, 160, 170, 272, 320, 340, 544, 680, 1088, 1360, 2720, 5440, 11393, 22786, 45572, 56965, 91144, 113930, 182288, 193681, 227860, 364576, 387362, 455720, 729152, 774724, 911440, 968405, 1549448, 1822880, 1936810, 3098896, 3645760, 3873620, 6197792, 7747240, 12395584, 15494480, 30988960, 61977920]

約数ペア:

[(1, 61977920), (2, 30988960), (4, 15494480), (5, 12395584), (8, 7747240), (10, 6197792), (16, 3873620), (17, 3645760), (20, 3098896), (32, 1936810), (34, 1822880), (40, 1549448), (64, 968405), (68, 911440), (80, 774724), (85, 729152), (136, 455720), (160, 387362), (170, 364576), (272, 227860), (320, 193681), (340, 182288), (544, 113930), (680, 91144), (1088, 56965), (1360, 45572), (2720, 22786), (5440, 11393)]