71887928

素因数分解:

$2^3\times 7^1\times {\mathrm{53}}^2\times {\mathrm{457}}^1$

素因数の和:576

約数の個数: 48

約数和(自身を含む): 157350480

約数和(自身を除く): 85462552

約数列:

[1, 2, 4, 7, 8, 14, 28, 53, 56, 106, 212, 371, 424, 457, 742, 914, 1484, 1828, 2809, 2968, 3199, 3656, 5618, 6398, 11236, 12796, 19663, 22472, 24221, 25592, 39326, 48442, 78652, 96884, 157304, 169547, 193768, 339094, 678188, 1283713, 1356376, 2567426, 5134852, 8985991, 10269704, 17971982, 35943964, 71887928]

約数ペア:

[(1, 71887928), (2, 35943964), (4, 17971982), (7, 10269704), (8, 8985991), (14, 5134852), (28, 2567426), (53, 1356376), (56, 1283713), (106, 678188), (212, 339094), (371, 193768), (424, 169547), (457, 157304), (742, 96884), (914, 78652), (1484, 48442), (1828, 39326), (2809, 25592), (2968, 24221), (3199, 22472), (3656, 19663), (5618, 12796), (6398, 11236)]