2056551975

素因数分解:

$3^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{1721}}^1$

素因数の和:1897

約数の個数: 72

約数和(自身を含む): 3797381952

約数和(自身を除く): 1740829977

約数列:

[1, 3, 5, 9, 15, 25, 45, 47, 75, 113, 141, 225, 235, 339, 423, 565, 705, 1017, 1175, 1695, 1721, 2115, 2825, 3525, 5085, 5163, 5311, 8475, 8605, 10575, 15489, 15933, 25425, 25815, 26555, 43025, 47799, 77445, 79665, 80887, 129075, 132775, 194473, 238995, 242661, 387225, 398325, 404435, 583419, 727983, 972365, 1194975, 1213305, 1750257, 2022175, 2917095, 3639915, 4861825, 6066525, 8751285, 9140231, 14585475, 18199575, 27420693, 43756425, 45701155, 82262079, 137103465, 228505775, 411310395, 685517325, 2056551975]

約数ペア:

[(1, 2056551975), (3, 685517325), (5, 411310395), (9, 228505775), (15, 137103465), (25, 82262079), (45, 45701155), (47, 43756425), (75, 27420693), (113, 18199575), (141, 14585475), (225, 9140231), (235, 8751285), (339, 6066525), (423, 4861825), (565, 3639915), (705, 2917095), (1017, 2022175), (1175, 1750257), (1695, 1213305), (1721, 1194975), (2115, 972365), (2825, 727983), (3525, 583419), (5085, 404435), (5163, 398325), (5311, 387225), (8475, 242661), (8605, 238995), (10575, 194473), (15489, 132775), (15933, 129075), (25425, 80887), (25815, 79665), (26555, 77445), (43025, 47799)]