74501680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2731}}^1$

素因数の和:2786

約数の個数: 80

約数和(自身を含む): 195130368

約数和(自身を除く): 120628688

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 124, 155, 176, 220, 248, 310, 341, 440, 496, 620, 682, 880, 1240, 1364, 1705, 2480, 2728, 2731, 3410, 5456, 5462, 6820, 10924, 13640, 13655, 21848, 27280, 27310, 30041, 43696, 54620, 60082, 84661, 109240, 120164, 150205, 169322, 218480, 240328, 300410, 338644, 423305, 480656, 600820, 677288, 846610, 931271, 1201640, 1354576, 1693220, 1862542, 2403280, 3386440, 3725084, 4656355, 6772880, 7450168, 9312710, 14900336, 18625420, 37250840, 74501680]

約数ペア:

[(1, 74501680), (2, 37250840), (4, 18625420), (5, 14900336), (8, 9312710), (10, 7450168), (11, 6772880), (16, 4656355), (20, 3725084), (22, 3386440), (31, 2403280), (40, 1862542), (44, 1693220), (55, 1354576), (62, 1201640), (80, 931271), (88, 846610), (110, 677288), (124, 600820), (155, 480656), (176, 423305), (220, 338644), (248, 300410), (310, 240328), (341, 218480), (440, 169322), (496, 150205), (620, 120164), (682, 109240), (880, 84661), (1240, 60082), (1364, 54620), (1705, 43696), (2480, 30041), (2728, 27310), (2731, 27280), (3410, 21848), (5456, 13655), (5462, 13640), (6820, 10924)]