80022160

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{787}}^1$

素因数の和:872

約数の個数: 80

約数和(自身を含む): 196987392

約数和(自身を除く): 116965232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 41, 62, 80, 82, 124, 155, 164, 205, 248, 310, 328, 410, 496, 620, 656, 787, 820, 1240, 1271, 1574, 1640, 2480, 2542, 3148, 3280, 3935, 5084, 6296, 6355, 7870, 10168, 12592, 12710, 15740, 20336, 24397, 25420, 31480, 32267, 48794, 50840, 62960, 64534, 97588, 101680, 121985, 129068, 161335, 195176, 243970, 258136, 322670, 390352, 487940, 516272, 645340, 975880, 1000277, 1290680, 1951760, 2000554, 2581360, 4001108, 5001385, 8002216, 10002770, 16004432, 20005540, 40011080, 80022160]

約数ペア:

[(1, 80022160), (2, 40011080), (4, 20005540), (5, 16004432), (8, 10002770), (10, 8002216), (16, 5001385), (20, 4001108), (31, 2581360), (40, 2000554), (41, 1951760), (62, 1290680), (80, 1000277), (82, 975880), (124, 645340), (155, 516272), (164, 487940), (205, 390352), (248, 322670), (310, 258136), (328, 243970), (410, 195176), (496, 161335), (620, 129068), (656, 121985), (787, 101680), (820, 97588), (1240, 64534), (1271, 62960), (1574, 50840), (1640, 48794), (2480, 32267), (2542, 31480), (3148, 25420), (3280, 24397), (3935, 20336), (5084, 15740), (6296, 12710), (6355, 12592), (7870, 10168)]