3978850

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1$

素因数の和:211

約数の個数: 48

約数和(自身を含む): 8142336

約数和(自身を除く): 4163486

約数列:

[1, 2, 5, 10, 17, 25, 31, 34, 50, 62, 85, 151, 155, 170, 302, 310, 425, 527, 755, 775, 850, 1054, 1510, 1550, 2567, 2635, 3775, 4681, 5134, 5270, 7550, 9362, 12835, 13175, 23405, 25670, 26350, 46810, 64175, 79577, 117025, 128350, 159154, 234050, 397885, 795770, 1989425, 3978850]

約数ペア:

[(1, 3978850), (2, 1989425), (5, 795770), (10, 397885), (17, 234050), (25, 159154), (31, 128350), (34, 117025), (50, 79577), (62, 64175), (85, 46810), (151, 26350), (155, 25670), (170, 23405), (302, 13175), (310, 12835), (425, 9362), (527, 7550), (755, 5270), (775, 5134), (850, 4681), (1054, 3775), (1510, 2635), (1550, 2567)]