71749760

素因数分解:

$2^7\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1579}}^1$

素因数の和:1669

約数の個数: 64

約数和(自身を含む): 174052800

約数和(自身を除く): 102303040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 128, 142, 160, 284, 320, 355, 568, 640, 710, 1136, 1420, 1579, 2272, 2840, 3158, 4544, 5680, 6316, 7895, 9088, 11360, 12632, 15790, 22720, 25264, 31580, 45440, 50528, 63160, 101056, 112109, 126320, 202112, 224218, 252640, 448436, 505280, 560545, 896872, 1010560, 1121090, 1793744, 2242180, 3587488, 4484360, 7174976, 8968720, 14349952, 17937440, 35874880, 71749760]

約数ペア:

[(1, 71749760), (2, 35874880), (4, 17937440), (5, 14349952), (8, 8968720), (10, 7174976), (16, 4484360), (20, 3587488), (32, 2242180), (40, 1793744), (64, 1121090), (71, 1010560), (80, 896872), (128, 560545), (142, 505280), (160, 448436), (284, 252640), (320, 224218), (355, 202112), (568, 126320), (640, 112109), (710, 101056), (1136, 63160), (1420, 50528), (1579, 45440), (2272, 31580), (2840, 25264), (3158, 22720), (4544, 15790), (5680, 12632), (6316, 11360), (7895, 9088)]