277687540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{467}}^1\times {\mathrm{2287}}^1$

素因数の和:2776

約数の個数: 48

約数和(自身を含む): 629620992

約数和(自身を除く): 351933452

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 467, 934, 1868, 2287, 2335, 4574, 4670, 6071, 9148, 9340, 11435, 12142, 22870, 24284, 29731, 30355, 45740, 59462, 60710, 118924, 121420, 148655, 297310, 594620, 1068029, 2136058, 4272116, 5340145, 10680290, 13884377, 21360580, 27768754, 55537508, 69421885, 138843770, 277687540]

約数ペア:

[(1, 277687540), (2, 138843770), (4, 69421885), (5, 55537508), (10, 27768754), (13, 21360580), (20, 13884377), (26, 10680290), (52, 5340145), (65, 4272116), (130, 2136058), (260, 1068029), (467, 594620), (934, 297310), (1868, 148655), (2287, 121420), (2335, 118924), (4574, 60710), (4670, 59462), (6071, 45740), (9148, 30355), (9340, 29731), (11435, 24284), (12142, 22870)]