80987100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{113}}^1\times {\mathrm{2389}}^1$

素因数の和:2519

約数の個数: 72

約数和(自身を含む): 236495280

約数和(自身を除く): 155508180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 113, 150, 226, 300, 339, 452, 565, 678, 1130, 1356, 1695, 2260, 2389, 2825, 3390, 4778, 5650, 6780, 7167, 8475, 9556, 11300, 11945, 14334, 16950, 23890, 28668, 33900, 35835, 47780, 59725, 71670, 119450, 143340, 179175, 238900, 269957, 358350, 539914, 716700, 809871, 1079828, 1349785, 1619742, 2699570, 3239484, 4049355, 5399140, 6748925, 8098710, 13497850, 16197420, 20246775, 26995700, 40493550, 80987100]

約数ペア:

[(1, 80987100), (2, 40493550), (3, 26995700), (4, 20246775), (5, 16197420), (6, 13497850), (10, 8098710), (12, 6748925), (15, 5399140), (20, 4049355), (25, 3239484), (30, 2699570), (50, 1619742), (60, 1349785), (75, 1079828), (100, 809871), (113, 716700), (150, 539914), (226, 358350), (300, 269957), (339, 238900), (452, 179175), (565, 143340), (678, 119450), (1130, 71670), (1356, 59725), (1695, 47780), (2260, 35835), (2389, 33900), (2825, 28668), (3390, 23890), (4778, 16950), (5650, 14334), (6780, 11945), (7167, 11300), (8475, 9556)]