5191550

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1$

素因数の和:202

約数の個数: 72

約数和(自身を含む): 12171096

約数和(自身を除く): 6979546

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 49, 50, 65, 70, 91, 98, 130, 163, 175, 182, 245, 325, 326, 350, 455, 490, 637, 650, 815, 910, 1141, 1225, 1274, 1630, 2119, 2275, 2282, 2450, 3185, 4075, 4238, 4550, 5705, 6370, 7987, 8150, 10595, 11410, 14833, 15925, 15974, 21190, 28525, 29666, 31850, 39935, 52975, 57050, 74165, 79870, 103831, 105950, 148330, 199675, 207662, 370825, 399350, 519155, 741650, 1038310, 2595775, 5191550]

約数ペア:

[(1, 5191550), (2, 2595775), (5, 1038310), (7, 741650), (10, 519155), (13, 399350), (14, 370825), (25, 207662), (26, 199675), (35, 148330), (49, 105950), (50, 103831), (65, 79870), (70, 74165), (91, 57050), (98, 52975), (130, 39935), (163, 31850), (175, 29666), (182, 28525), (245, 21190), (325, 15974), (326, 15925), (350, 14833), (455, 11410), (490, 10595), (637, 8150), (650, 7987), (815, 6370), (910, 5705), (1141, 4550), (1225, 4238), (1274, 4075), (1630, 3185), (2119, 2450), (2275, 2282)]