51125375

素因数分解:

$5^3\times 7^2\times {\mathrm{17}}^1\times {\mathrm{491}}^1$

素因数の和:537

約数の個数: 48

約数和(自身を含む): 78747552

約数和(自身を除く): 27622177

約数列:

[1, 5, 7, 17, 25, 35, 49, 85, 119, 125, 175, 245, 425, 491, 595, 833, 875, 1225, 2125, 2455, 2975, 3437, 4165, 6125, 8347, 12275, 14875, 17185, 20825, 24059, 41735, 58429, 61375, 85925, 104125, 120295, 208675, 292145, 409003, 429625, 601475, 1043375, 1460725, 2045015, 3007375, 7303625, 10225075, 51125375]

約数ペア:

[(1, 51125375), (5, 10225075), (7, 7303625), (17, 3007375), (25, 2045015), (35, 1460725), (49, 1043375), (85, 601475), (119, 429625), (125, 409003), (175, 292145), (245, 208675), (425, 120295), (491, 104125), (595, 85925), (833, 61375), (875, 58429), (1225, 41735), (2125, 24059), (2455, 20825), (2975, 17185), (3437, 14875), (4165, 12275), (6125, 8347)]