80784405

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{241}}^1$

素因数の和:459

約数の個数: 64

約数和(自身を含む): 156119040

約数和(自身を除く): 75334635

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 135, 191, 195, 241, 351, 573, 585, 723, 955, 1205, 1719, 1755, 2169, 2483, 2865, 3133, 3615, 5157, 6507, 7449, 8595, 9399, 10845, 12415, 15665, 22347, 25785, 28197, 32535, 37245, 46031, 46995, 67041, 84591, 111735, 138093, 140985, 230155, 335205, 414279, 422955, 598403, 690465, 1242837, 1795209, 2071395, 2992015, 5385627, 6214185, 8976045, 16156881, 26928135, 80784405]

約数ペア:

[(1, 80784405), (3, 26928135), (5, 16156881), (9, 8976045), (13, 6214185), (15, 5385627), (27, 2992015), (39, 2071395), (45, 1795209), (65, 1242837), (117, 690465), (135, 598403), (191, 422955), (195, 414279), (241, 335205), (351, 230155), (573, 140985), (585, 138093), (723, 111735), (955, 84591), (1205, 67041), (1719, 46995), (1755, 46031), (2169, 37245), (2483, 32535), (2865, 28197), (3133, 25785), (3615, 22347), (5157, 15665), (6507, 12415), (7449, 10845), (8595, 9399)]