100443880

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{887}}^1$

素因数の和:1066

約数の個数: 64

約数和(自身を含む): 239760000

約数和(自身を除く): 139316120

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 149, 152, 190, 298, 380, 596, 745, 760, 887, 1192, 1490, 1774, 2831, 2980, 3548, 4435, 5662, 5960, 7096, 8870, 11324, 14155, 16853, 17740, 22648, 28310, 33706, 35480, 56620, 67412, 84265, 113240, 132163, 134824, 168530, 264326, 337060, 528652, 660815, 674120, 1057304, 1321630, 2511097, 2643260, 5022194, 5286520, 10044388, 12555485, 20088776, 25110970, 50221940, 100443880]

約数ペア:

[(1, 100443880), (2, 50221940), (4, 25110970), (5, 20088776), (8, 12555485), (10, 10044388), (19, 5286520), (20, 5022194), (38, 2643260), (40, 2511097), (76, 1321630), (95, 1057304), (149, 674120), (152, 660815), (190, 528652), (298, 337060), (380, 264326), (596, 168530), (745, 134824), (760, 132163), (887, 113240), (1192, 84265), (1490, 67412), (1774, 56620), (2831, 35480), (2980, 33706), (3548, 28310), (4435, 22648), (5662, 17740), (5960, 16853), (7096, 14155), (8870, 11324)]