668804925

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{3557}}^1$

素因数の和:3702

約数の個数: 48

約数和(自身を含む): 1164746880

約数和(自身を除く): 495941955

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 109, 115, 327, 345, 545, 575, 1635, 1725, 2507, 2725, 3557, 7521, 8175, 10671, 12535, 17785, 37605, 53355, 62675, 81811, 88925, 188025, 245433, 266775, 387713, 409055, 1163139, 1227165, 1938565, 2045275, 5815695, 6135825, 8917399, 9692825, 26752197, 29078475, 44586995, 133760985, 222934975, 668804925]

約数ペア:

[(1, 668804925), (3, 222934975), (5, 133760985), (15, 44586995), (23, 29078475), (25, 26752197), (69, 9692825), (75, 8917399), (109, 6135825), (115, 5815695), (327, 2045275), (345, 1938565), (545, 1227165), (575, 1163139), (1635, 409055), (1725, 387713), (2507, 266775), (2725, 245433), (3557, 188025), (7521, 88925), (8175, 81811), (10671, 62675), (12535, 53355), (17785, 37605)]