71430512

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{163}}^1\times {\mathrm{449}}^1$

素因数の和:681

約数の個数: 40

約数和(自身を含む): 141843600

約数和(自身を除く): 70413088

約数列:

[1, 2, 4, 8, 16, 61, 122, 163, 244, 326, 449, 488, 652, 898, 976, 1304, 1796, 2608, 3592, 7184, 9943, 19886, 27389, 39772, 54778, 73187, 79544, 109556, 146374, 159088, 219112, 292748, 438224, 585496, 1170992, 4464407, 8928814, 17857628, 35715256, 71430512]

約数ペア:

[(1, 71430512), (2, 35715256), (4, 17857628), (8, 8928814), (16, 4464407), (61, 1170992), (122, 585496), (163, 438224), (244, 292748), (326, 219112), (449, 159088), (488, 146374), (652, 109556), (898, 79544), (976, 73187), (1304, 54778), (1796, 39772), (2608, 27389), (3592, 19886), (7184, 9943)]