31469650

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{257}}^1$

素因数の和:379

約数の個数: 48

約数和(自身を含む): 61424640

約数和(自身を除く): 29954990

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 79, 155, 158, 257, 310, 395, 514, 775, 790, 1285, 1550, 1975, 2449, 2570, 3950, 4898, 6425, 7967, 12245, 12850, 15934, 20303, 24490, 39835, 40606, 61225, 79670, 101515, 122450, 199175, 203030, 398350, 507575, 629393, 1015150, 1258786, 3146965, 6293930, 15734825, 31469650]

約数ペア:

[(1, 31469650), (2, 15734825), (5, 6293930), (10, 3146965), (25, 1258786), (31, 1015150), (50, 629393), (62, 507575), (79, 398350), (155, 203030), (158, 199175), (257, 122450), (310, 101515), (395, 79670), (514, 61225), (775, 40606), (790, 39835), (1285, 24490), (1550, 20303), (1975, 15934), (2449, 12850), (2570, 12245), (3950, 7967), (4898, 6425)]