12621650

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{479}}^1$

素因数の和:539

約数の個数: 48

約数和(自身を含む): 25712640

約数和(自身を除く): 13090990

約数列:

[1, 2, 5, 10, 17, 25, 31, 34, 50, 62, 85, 155, 170, 310, 425, 479, 527, 775, 850, 958, 1054, 1550, 2395, 2635, 4790, 5270, 8143, 11975, 13175, 14849, 16286, 23950, 26350, 29698, 40715, 74245, 81430, 148490, 203575, 252433, 371225, 407150, 504866, 742450, 1262165, 2524330, 6310825, 12621650]

約数ペア:

[(1, 12621650), (2, 6310825), (5, 2524330), (10, 1262165), (17, 742450), (25, 504866), (31, 407150), (34, 371225), (50, 252433), (62, 203575), (85, 148490), (155, 81430), (170, 74245), (310, 40715), (425, 29698), (479, 26350), (527, 23950), (775, 16286), (850, 14849), (958, 13175), (1054, 11975), (1550, 8143), (2395, 5270), (2635, 4790)]