40412450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{787}}^1$

素因数の和:891

約数の個数: 48

約数和(自身を含む): 82078080

約数和(自身を除く): 41665630

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 79, 130, 158, 325, 395, 650, 787, 790, 1027, 1574, 1975, 2054, 3935, 3950, 5135, 7870, 10231, 10270, 19675, 20462, 25675, 39350, 51155, 51350, 62173, 102310, 124346, 255775, 310865, 511550, 621730, 808249, 1554325, 1616498, 3108650, 4041245, 8082490, 20206225, 40412450]

約数ペア:

[(1, 40412450), (2, 20206225), (5, 8082490), (10, 4041245), (13, 3108650), (25, 1616498), (26, 1554325), (50, 808249), (65, 621730), (79, 511550), (130, 310865), (158, 255775), (325, 124346), (395, 102310), (650, 62173), (787, 51350), (790, 51155), (1027, 39350), (1574, 25675), (1975, 20462), (2054, 19675), (3935, 10270), (3950, 10231), (5135, 7870)]