38552900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{197}}^1$

素因数の和:333

約数の個数: 72

約数和(自身を含む): 89369280

約数和(自身を除く): 50816380

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 103, 190, 197, 206, 380, 394, 412, 475, 515, 788, 950, 985, 1030, 1900, 1957, 1970, 2060, 2575, 3743, 3914, 3940, 4925, 5150, 7486, 7828, 9785, 9850, 10300, 14972, 18715, 19570, 19700, 20291, 37430, 39140, 40582, 48925, 74860, 81164, 93575, 97850, 101455, 187150, 195700, 202910, 374300, 385529, 405820, 507275, 771058, 1014550, 1542116, 1927645, 2029100, 3855290, 7710580, 9638225, 19276450, 38552900]

約数ペア:

[(1, 38552900), (2, 19276450), (4, 9638225), (5, 7710580), (10, 3855290), (19, 2029100), (20, 1927645), (25, 1542116), (38, 1014550), (50, 771058), (76, 507275), (95, 405820), (100, 385529), (103, 374300), (190, 202910), (197, 195700), (206, 187150), (380, 101455), (394, 97850), (412, 93575), (475, 81164), (515, 74860), (788, 48925), (950, 40582), (985, 39140), (1030, 37430), (1900, 20291), (1957, 19700), (1970, 19570), (2060, 18715), (2575, 14972), (3743, 10300), (3914, 9850), (3940, 9785), (4925, 7828), (5150, 7486)]