8634550

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:241

約数の個数: 48

約数和(自身を含む): 17298000

約数和(自身を除く): 8663450

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 61, 95, 122, 149, 190, 298, 305, 475, 610, 745, 950, 1159, 1490, 1525, 2318, 2831, 3050, 3725, 5662, 5795, 7450, 9089, 11590, 14155, 18178, 28310, 28975, 45445, 57950, 70775, 90890, 141550, 172691, 227225, 345382, 454450, 863455, 1726910, 4317275, 8634550]

約数ペア:

[(1, 8634550), (2, 4317275), (5, 1726910), (10, 863455), (19, 454450), (25, 345382), (38, 227225), (50, 172691), (61, 141550), (95, 90890), (122, 70775), (149, 57950), (190, 45445), (298, 28975), (305, 28310), (475, 18178), (610, 14155), (745, 11590), (950, 9089), (1159, 7450), (1490, 5795), (1525, 5662), (2318, 3725), (2831, 3050)]