75123125

素因数分解:

$5^4\times 7^2\times {\mathrm{11}}^1\times {\mathrm{223}}^1$

素因数の和:268

約数の個数: 60

約数和(自身を含む): 119661696

約数和(自身を除く): 44538571

約数列:

[1, 5, 7, 11, 25, 35, 49, 55, 77, 125, 175, 223, 245, 275, 385, 539, 625, 875, 1115, 1225, 1375, 1561, 1925, 2453, 2695, 4375, 5575, 6125, 6875, 7805, 9625, 10927, 12265, 13475, 17171, 27875, 30625, 39025, 48125, 54635, 61325, 67375, 85855, 120197, 139375, 195125, 273175, 306625, 336875, 429275, 600985, 975625, 1365875, 1533125, 2146375, 3004925, 6829375, 10731875, 15024625, 75123125]

約数ペア:

[(1, 75123125), (5, 15024625), (7, 10731875), (11, 6829375), (25, 3004925), (35, 2146375), (49, 1533125), (55, 1365875), (77, 975625), (125, 600985), (175, 429275), (223, 336875), (245, 306625), (275, 273175), (385, 195125), (539, 139375), (625, 120197), (875, 85855), (1115, 67375), (1225, 61325), (1375, 54635), (1561, 48125), (1925, 39025), (2453, 30625), (2695, 27875), (4375, 17171), (5575, 13475), (6125, 12265), (6875, 10927), (7805, 9625)]