66448875

素因数分解:

$3^1\times 5^3\times {\mathrm{79}}^1\times {\mathrm{2243}}^1$

素因数の和:2340

約数の個数: 32

約数和(自身を含む): 112020480

約数和(自身を除く): 45571605

約数列:

[1, 3, 5, 15, 25, 75, 79, 125, 237, 375, 395, 1185, 1975, 2243, 5925, 6729, 9875, 11215, 29625, 33645, 56075, 168225, 177197, 280375, 531591, 841125, 885985, 2657955, 4429925, 13289775, 22149625, 66448875]

約数ペア:

[(1, 66448875), (3, 22149625), (5, 13289775), (15, 4429925), (25, 2657955), (75, 885985), (79, 841125), (125, 531591), (237, 280375), (375, 177197), (395, 168225), (1185, 56075), (1975, 33645), (2243, 29625), (5925, 11215), (6729, 9875)]