31675540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{4201}}^1$

素因数の和:4252

約数の個数: 48

約数和(自身を含む): 74123280

約数和(自身を除く): 42447740

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 116, 130, 145, 260, 290, 377, 580, 754, 1508, 1885, 3770, 4201, 7540, 8402, 16804, 21005, 42010, 54613, 84020, 109226, 121829, 218452, 243658, 273065, 487316, 546130, 609145, 1092260, 1218290, 1583777, 2436580, 3167554, 6335108, 7918885, 15837770, 31675540]

約数ペア:

[(1, 31675540), (2, 15837770), (4, 7918885), (5, 6335108), (10, 3167554), (13, 2436580), (20, 1583777), (26, 1218290), (29, 1092260), (52, 609145), (58, 546130), (65, 487316), (116, 273065), (130, 243658), (145, 218452), (260, 121829), (290, 109226), (377, 84020), (580, 54613), (754, 42010), (1508, 21005), (1885, 16804), (3770, 8402), (4201, 7540)]