80719000

素因数分解:

$2^3\times 5^3\times {\mathrm{53}}^1\times {\mathrm{1523}}^1$

素因数の和:1597

約数の個数: 64

約数和(自身を含む): 192572640

約数和(自身を除く): 111853640

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 53, 100, 106, 125, 200, 212, 250, 265, 424, 500, 530, 1000, 1060, 1325, 1523, 2120, 2650, 3046, 5300, 6092, 6625, 7615, 10600, 12184, 13250, 15230, 26500, 30460, 38075, 53000, 60920, 76150, 80719, 152300, 161438, 190375, 304600, 322876, 380750, 403595, 645752, 761500, 807190, 1523000, 1614380, 2017975, 3228760, 4035950, 8071900, 10089875, 16143800, 20179750, 40359500, 80719000]

約数ペア:

[(1, 80719000), (2, 40359500), (4, 20179750), (5, 16143800), (8, 10089875), (10, 8071900), (20, 4035950), (25, 3228760), (40, 2017975), (50, 1614380), (53, 1523000), (100, 807190), (106, 761500), (125, 645752), (200, 403595), (212, 380750), (250, 322876), (265, 304600), (424, 190375), (500, 161438), (530, 152300), (1000, 80719), (1060, 76150), (1325, 60920), (1523, 53000), (2120, 38075), (2650, 30460), (3046, 26500), (5300, 15230), (6092, 13250), (6625, 12184), (7615, 10600)]