13533980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{263}}^1$

素因数の和:386

約数の個数: 48

約数和(自身を含む): 29804544

約数和(自身を除く): 16270564

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 83, 124, 155, 166, 263, 310, 332, 415, 526, 620, 830, 1052, 1315, 1660, 2573, 2630, 5146, 5260, 8153, 10292, 12865, 16306, 21829, 25730, 32612, 40765, 43658, 51460, 81530, 87316, 109145, 163060, 218290, 436580, 676699, 1353398, 2706796, 3383495, 6766990, 13533980]

約数ペア:

[(1, 13533980), (2, 6766990), (4, 3383495), (5, 2706796), (10, 1353398), (20, 676699), (31, 436580), (62, 218290), (83, 163060), (124, 109145), (155, 87316), (166, 81530), (263, 51460), (310, 43658), (332, 40765), (415, 32612), (526, 25730), (620, 21829), (830, 16306), (1052, 12865), (1315, 10292), (1660, 8153), (2573, 5260), (2630, 5146)]