42415984

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{3343}}^1$

素因数の和:3425

約数の個数: 40

約数和(自身を含む): 89980352

約数和(自身を除く): 47564368

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 61, 104, 122, 208, 244, 488, 793, 976, 1586, 3172, 3343, 6344, 6686, 12688, 13372, 26744, 43459, 53488, 86918, 173836, 203923, 347672, 407846, 695344, 815692, 1631384, 2650999, 3262768, 5301998, 10603996, 21207992, 42415984]

約数ペア:

[(1, 42415984), (2, 21207992), (4, 10603996), (8, 5301998), (13, 3262768), (16, 2650999), (26, 1631384), (52, 815692), (61, 695344), (104, 407846), (122, 347672), (208, 203923), (244, 173836), (488, 86918), (793, 53488), (976, 43459), (1586, 26744), (3172, 13372), (3343, 12688), (6344, 6686)]