72489950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{487}}^1$

素因数の和:741

約数の個数: 48

約数和(自身を含む): 146136480

約数和(自身を除く): 73646530

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 229, 325, 458, 487, 650, 974, 1145, 2290, 2435, 2977, 4870, 5725, 5954, 6331, 11450, 12175, 12662, 14885, 24350, 29770, 31655, 63310, 74425, 111523, 148850, 158275, 223046, 316550, 557615, 1115230, 1449799, 2788075, 2899598, 5576150, 7248995, 14497990, 36244975, 72489950]

約数ペア:

[(1, 72489950), (2, 36244975), (5, 14497990), (10, 7248995), (13, 5576150), (25, 2899598), (26, 2788075), (50, 1449799), (65, 1115230), (130, 557615), (229, 316550), (325, 223046), (458, 158275), (487, 148850), (650, 111523), (974, 74425), (1145, 63310), (2290, 31655), (2435, 29770), (2977, 24350), (4870, 14885), (5725, 12662), (5954, 12175), (6331, 11450)]