40271200

素因数分解:

$2^5\times 5^2\times {\mathrm{71}}^1\times {\mathrm{709}}^1$

素因数の和:800

約数の個数: 72

約数和(自身を含む): 99837360

約数和(自身を除く): 59566160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 71, 80, 100, 142, 160, 200, 284, 355, 400, 568, 709, 710, 800, 1136, 1418, 1420, 1775, 2272, 2836, 2840, 3545, 3550, 5672, 5680, 7090, 7100, 11344, 11360, 14180, 14200, 17725, 22688, 28360, 28400, 35450, 50339, 56720, 56800, 70900, 100678, 113440, 141800, 201356, 251695, 283600, 402712, 503390, 567200, 805424, 1006780, 1258475, 1610848, 2013560, 2516950, 4027120, 5033900, 8054240, 10067800, 20135600, 40271200]

約数ペア:

[(1, 40271200), (2, 20135600), (4, 10067800), (5, 8054240), (8, 5033900), (10, 4027120), (16, 2516950), (20, 2013560), (25, 1610848), (32, 1258475), (40, 1006780), (50, 805424), (71, 567200), (80, 503390), (100, 402712), (142, 283600), (160, 251695), (200, 201356), (284, 141800), (355, 113440), (400, 100678), (568, 70900), (709, 56800), (710, 56720), (800, 50339), (1136, 35450), (1418, 28400), (1420, 28360), (1775, 22688), (2272, 17725), (2836, 14200), (2840, 14180), (3545, 11360), (3550, 11344), (5672, 7100), (5680, 7090)]