65305280

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{467}}^1$

素因数の和:526

約数の個数: 112

約数和(自身を含む): 171175680

約数和(自身を除く): 105870400

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 32, 38, 40, 46, 64, 76, 80, 92, 95, 115, 152, 160, 184, 190, 230, 304, 320, 368, 380, 437, 460, 467, 608, 736, 760, 874, 920, 934, 1216, 1472, 1520, 1748, 1840, 1868, 2185, 2335, 3040, 3496, 3680, 3736, 4370, 4670, 6080, 6992, 7360, 7472, 8740, 8873, 9340, 10741, 13984, 14944, 17480, 17746, 18680, 21482, 27968, 29888, 34960, 35492, 37360, 42964, 44365, 53705, 69920, 70984, 74720, 85928, 88730, 107410, 139840, 141968, 149440, 171856, 177460, 204079, 214820, 283936, 343712, 354920, 408158, 429640, 567872, 687424, 709840, 816316, 859280, 1020395, 1419680, 1632632, 1718560, 2040790, 2839360, 3265264, 3437120, 4081580, 6530528, 8163160, 13061056, 16326320, 32652640, 65305280]

約数ペア:

[(1, 65305280), (2, 32652640), (4, 16326320), (5, 13061056), (8, 8163160), (10, 6530528), (16, 4081580), (19, 3437120), (20, 3265264), (23, 2839360), (32, 2040790), (38, 1718560), (40, 1632632), (46, 1419680), (64, 1020395), (76, 859280), (80, 816316), (92, 709840), (95, 687424), (115, 567872), (152, 429640), (160, 408158), (184, 354920), (190, 343712), (230, 283936), (304, 214820), (320, 204079), (368, 177460), (380, 171856), (437, 149440), (460, 141968), (467, 139840), (608, 107410), (736, 88730), (760, 85928), (874, 74720), (920, 70984), (934, 69920), (1216, 53705), (1472, 44365), (1520, 42964), (1748, 37360), (1840, 35492), (1868, 34960), (2185, 29888), (2335, 27968), (3040, 21482), (3496, 18680), (3680, 17746), (3736, 17480), (4370, 14944), (4670, 13984), (6080, 10741), (6992, 9340), (7360, 8873), (7472, 8740)]