31900635

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1$

素因数の和:186

約数の個数: 80

約数和(自身を含む): 63179424

約数和(自身を除く): 31278789

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 73, 81, 83, 117, 135, 195, 219, 249, 351, 365, 405, 415, 585, 657, 747, 949, 1053, 1079, 1095, 1245, 1755, 1971, 2241, 2847, 3237, 3285, 3735, 4745, 5265, 5395, 5913, 6059, 6723, 8541, 9711, 9855, 11205, 14235, 16185, 18177, 25623, 29133, 29565, 30295, 33615, 42705, 48555, 54531, 76869, 78767, 87399, 90885, 128115, 145665, 163593, 236301, 272655, 384345, 393835, 436995, 490779, 708903, 817965, 1181505, 2126709, 2453895, 3544515, 6380127, 10633545, 31900635]

約数ペア:

[(1, 31900635), (3, 10633545), (5, 6380127), (9, 3544515), (13, 2453895), (15, 2126709), (27, 1181505), (39, 817965), (45, 708903), (65, 490779), (73, 436995), (81, 393835), (83, 384345), (117, 272655), (135, 236301), (195, 163593), (219, 145665), (249, 128115), (351, 90885), (365, 87399), (405, 78767), (415, 76869), (585, 54531), (657, 48555), (747, 42705), (949, 33615), (1053, 30295), (1079, 29565), (1095, 29133), (1245, 25623), (1755, 18177), (1971, 16185), (2241, 14235), (2847, 11205), (3237, 9855), (3285, 9711), (3735, 8541), (4745, 6723), (5265, 6059), (5395, 5913)]