71504410

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1$

素因数の和:271

約数の個数: 64

約数和(自身を含む): 141886080

約数和(自身を除く): 70381670

約数列:

[1, 2, 5, 10, 19, 38, 41, 67, 82, 95, 134, 137, 190, 205, 274, 335, 410, 670, 685, 779, 1273, 1370, 1558, 2546, 2603, 2747, 3895, 5206, 5494, 5617, 6365, 7790, 9179, 11234, 12730, 13015, 13735, 18358, 26030, 27470, 28085, 45895, 52193, 56170, 91790, 104386, 106723, 174401, 213446, 260965, 348802, 376339, 521930, 533615, 752678, 872005, 1067230, 1744010, 1881695, 3763390, 7150441, 14300882, 35752205, 71504410]

約数ペア:

[(1, 71504410), (2, 35752205), (5, 14300882), (10, 7150441), (19, 3763390), (38, 1881695), (41, 1744010), (67, 1067230), (82, 872005), (95, 752678), (134, 533615), (137, 521930), (190, 376339), (205, 348802), (274, 260965), (335, 213446), (410, 174401), (670, 106723), (685, 104386), (779, 91790), (1273, 56170), (1370, 52193), (1558, 45895), (2546, 28085), (2603, 27470), (2747, 26030), (3895, 18358), (5206, 13735), (5494, 13015), (5617, 12730), (6365, 11234), (7790, 9179)]