74121375

素因数分解:

$3^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:241

約数の個数: 64

約数和(自身を含む): 132387840

約数和(自身を除く): 58266465

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 101, 103, 125, 285, 303, 309, 375, 475, 505, 515, 1425, 1515, 1545, 1919, 1957, 2375, 2525, 2575, 5757, 5871, 7125, 7575, 7725, 9595, 9785, 10403, 12625, 12875, 28785, 29355, 31209, 37875, 38625, 47975, 48925, 52015, 143925, 146775, 156045, 197657, 239875, 244625, 260075, 592971, 719625, 733875, 780225, 988285, 1300375, 2964855, 3901125, 4941425, 14824275, 24707125, 74121375]

約数ペア:

[(1, 74121375), (3, 24707125), (5, 14824275), (15, 4941425), (19, 3901125), (25, 2964855), (57, 1300375), (75, 988285), (95, 780225), (101, 733875), (103, 719625), (125, 592971), (285, 260075), (303, 244625), (309, 239875), (375, 197657), (475, 156045), (505, 146775), (515, 143925), (1425, 52015), (1515, 48925), (1545, 47975), (1919, 38625), (1957, 37875), (2375, 31209), (2525, 29355), (2575, 28785), (5757, 12875), (5871, 12625), (7125, 10403), (7575, 9785), (7725, 9595)]