28958838200

素因数分解:

$2^3\times 5^2\times {\mathrm{199}}^1\times {\mathrm{853}}^2$

素因数の和:1921

約数の個数: 72

約数和(自身を含む): 67747059000

約数和(自身を除く): 38788220800

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 199, 200, 398, 796, 853, 995, 1592, 1706, 1990, 3412, 3980, 4265, 4975, 6824, 7960, 8530, 9950, 17060, 19900, 21325, 34120, 39800, 42650, 85300, 169747, 170600, 339494, 678988, 727609, 848735, 1357976, 1455218, 1697470, 2910436, 3394940, 3638045, 4243675, 5820872, 6789880, 7276090, 8487350, 14552180, 16974700, 18190225, 29104360, 33949400, 36380450, 72760900, 144794191, 145521800, 289588382, 579176764, 723970955, 1158353528, 1447941910, 2895883820, 3619854775, 5791767640, 7239709550, 14479419100, 28958838200]

約数ペア:

[(1, 28958838200), (2, 14479419100), (4, 7239709550), (5, 5791767640), (8, 3619854775), (10, 2895883820), (20, 1447941910), (25, 1158353528), (40, 723970955), (50, 579176764), (100, 289588382), (199, 145521800), (200, 144794191), (398, 72760900), (796, 36380450), (853, 33949400), (995, 29104360), (1592, 18190225), (1706, 16974700), (1990, 14552180), (3412, 8487350), (3980, 7276090), (4265, 6789880), (4975, 5820872), (6824, 4243675), (7960, 3638045), (8530, 3394940), (9950, 2910436), (17060, 1697470), (19900, 1455218), (21325, 1357976), (34120, 848735), (39800, 727609), (42650, 678988), (85300, 339494), (169747, 170600)]