72618988

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2371}}^1$

素因数の和:2438

約数の個数: 48

約数和(自身を含む): 148771840

約数和(自身を除く): 76152852

約数列:

[1, 2, 4, 13, 19, 26, 31, 38, 52, 62, 76, 124, 247, 403, 494, 589, 806, 988, 1178, 1612, 2356, 2371, 4742, 7657, 9484, 15314, 30628, 30823, 45049, 61646, 73501, 90098, 123292, 147002, 180196, 294004, 585637, 955513, 1171274, 1396519, 1911026, 2342548, 2793038, 3822052, 5586076, 18154747, 36309494, 72618988]

約数ペア:

[(1, 72618988), (2, 36309494), (4, 18154747), (13, 5586076), (19, 3822052), (26, 2793038), (31, 2342548), (38, 1911026), (52, 1396519), (62, 1171274), (76, 955513), (124, 585637), (247, 294004), (403, 180196), (494, 147002), (589, 123292), (806, 90098), (988, 73501), (1178, 61646), (1612, 45049), (2356, 30823), (2371, 30628), (4742, 15314), (7657, 9484)]