84166580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{3631}}^1$

素因数の和:3720

約数の個数: 48

約数和(自身を含む): 189154560

約数和(自身を除く): 104987980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 61, 76, 95, 122, 190, 244, 305, 380, 610, 1159, 1220, 2318, 3631, 4636, 5795, 7262, 11590, 14524, 18155, 23180, 36310, 68989, 72620, 137978, 221491, 275956, 344945, 442982, 689890, 885964, 1107455, 1379780, 2214910, 4208329, 4429820, 8416658, 16833316, 21041645, 42083290, 84166580]

約数ペア:

[(1, 84166580), (2, 42083290), (4, 21041645), (5, 16833316), (10, 8416658), (19, 4429820), (20, 4208329), (38, 2214910), (61, 1379780), (76, 1107455), (95, 885964), (122, 689890), (190, 442982), (244, 344945), (305, 275956), (380, 221491), (610, 137978), (1159, 72620), (1220, 68989), (2318, 36310), (3631, 23180), (4636, 18155), (5795, 14524), (7262, 11590)]