88772080

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{18191}}^1$

素因数の和:18265

約数の個数: 40

約数和(自身を含む): 209790144

約数和(自身を除く): 121018064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 4880, 18191, 36382, 72764, 90955, 145528, 181910, 291056, 363820, 727640, 1109651, 1455280, 2219302, 4438604, 5548255, 8877208, 11096510, 17754416, 22193020, 44386040, 88772080]

約数ペア:

[(1, 88772080), (2, 44386040), (4, 22193020), (5, 17754416), (8, 11096510), (10, 8877208), (16, 5548255), (20, 4438604), (40, 2219302), (61, 1455280), (80, 1109651), (122, 727640), (244, 363820), (305, 291056), (488, 181910), (610, 145528), (976, 90955), (1220, 72764), (2440, 36382), (4880, 18191)]