201771530

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^2$

素因数の和:279

約数の個数: 48

約数和(自身を含む): 380928744

約数和(自身を除く): 179157214

約数列:

[1, 2, 5, 10, 53, 61, 79, 106, 122, 158, 265, 305, 395, 530, 610, 790, 3233, 4187, 4819, 6241, 6466, 8374, 9638, 12482, 16165, 20935, 24095, 31205, 32330, 41870, 48190, 62410, 255407, 330773, 380701, 510814, 661546, 761402, 1277035, 1653865, 1903505, 2554070, 3307730, 3807010, 20177153, 40354306, 100885765, 201771530]

約数ペア:

[(1, 201771530), (2, 100885765), (5, 40354306), (10, 20177153), (53, 3807010), (61, 3307730), (79, 2554070), (106, 1903505), (122, 1653865), (158, 1277035), (265, 761402), (305, 661546), (395, 510814), (530, 380701), (610, 330773), (790, 255407), (3233, 62410), (4187, 48190), (4819, 41870), (6241, 32330), (6466, 31205), (8374, 24095), (9638, 20935), (12482, 16165)]