61778560

素因数分解:

$2^7\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1163}}^1$

素因数の和:1265

約数の個数: 64

約数和(自身を含む): 149597280

約数和(自身を除く): 87818720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 83, 128, 160, 166, 320, 332, 415, 640, 664, 830, 1163, 1328, 1660, 2326, 2656, 3320, 4652, 5312, 5815, 6640, 9304, 10624, 11630, 13280, 18608, 23260, 26560, 37216, 46520, 53120, 74432, 93040, 96529, 148864, 186080, 193058, 372160, 386116, 482645, 744320, 772232, 965290, 1544464, 1930580, 3088928, 3861160, 6177856, 7722320, 12355712, 15444640, 30889280, 61778560]

約数ペア:

[(1, 61778560), (2, 30889280), (4, 15444640), (5, 12355712), (8, 7722320), (10, 6177856), (16, 3861160), (20, 3088928), (32, 1930580), (40, 1544464), (64, 965290), (80, 772232), (83, 744320), (128, 482645), (160, 386116), (166, 372160), (320, 193058), (332, 186080), (415, 148864), (640, 96529), (664, 93040), (830, 74432), (1163, 53120), (1328, 46520), (1660, 37216), (2326, 26560), (2656, 23260), (3320, 18608), (4652, 13280), (5312, 11630), (5815, 10624), (6640, 9304)]