61957760

素因数分解:

$2^7\times 5^1\times {\mathrm{131}}^1\times {\mathrm{739}}^1$

素因数の和:889

約数の個数: 64

約数和(自身を含む): 149450400

約数和(自身を除く): 87492640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 131, 160, 262, 320, 524, 640, 655, 739, 1048, 1310, 1478, 2096, 2620, 2956, 3695, 4192, 5240, 5912, 7390, 8384, 10480, 11824, 14780, 16768, 20960, 23648, 29560, 41920, 47296, 59120, 83840, 94592, 96809, 118240, 193618, 236480, 387236, 472960, 484045, 774472, 968090, 1548944, 1936180, 3097888, 3872360, 6195776, 7744720, 12391552, 15489440, 30978880, 61957760]

約数ペア:

[(1, 61957760), (2, 30978880), (4, 15489440), (5, 12391552), (8, 7744720), (10, 6195776), (16, 3872360), (20, 3097888), (32, 1936180), (40, 1548944), (64, 968090), (80, 774472), (128, 484045), (131, 472960), (160, 387236), (262, 236480), (320, 193618), (524, 118240), (640, 96809), (655, 94592), (739, 83840), (1048, 59120), (1310, 47296), (1478, 41920), (2096, 29560), (2620, 23648), (2956, 20960), (3695, 16768), (4192, 14780), (5240, 11824), (5912, 10480), (7390, 8384)]