81480928

素因数分解:

$2^5\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{449}}^1$

素因数の和:619

約数の個数: 48

約数和(自身を含む): 165337200

約数和(自身を除く): 83856272

約数列:

[1, 2, 4, 8, 16, 32, 53, 106, 107, 212, 214, 424, 428, 449, 848, 856, 898, 1696, 1712, 1796, 3424, 3592, 5671, 7184, 11342, 14368, 22684, 23797, 45368, 47594, 48043, 90736, 95188, 96086, 181472, 190376, 192172, 380752, 384344, 761504, 768688, 1537376, 2546279, 5092558, 10185116, 20370232, 40740464, 81480928]

約数ペア:

[(1, 81480928), (2, 40740464), (4, 20370232), (8, 10185116), (16, 5092558), (32, 2546279), (53, 1537376), (106, 768688), (107, 761504), (212, 384344), (214, 380752), (424, 192172), (428, 190376), (449, 181472), (848, 96086), (856, 95188), (898, 90736), (1696, 48043), (1712, 47594), (1796, 45368), (3424, 23797), (3592, 22684), (5671, 14368), (7184, 11342)]