40974100

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1$

素因数の和:313

約数の個数: 72

約数和(自身を含む): 93744000

約数和(自身を除く): 52769900

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 71, 100, 116, 142, 145, 199, 284, 290, 355, 398, 580, 710, 725, 796, 995, 1420, 1450, 1775, 1990, 2059, 2900, 3550, 3980, 4118, 4975, 5771, 7100, 8236, 9950, 10295, 11542, 14129, 19900, 20590, 23084, 28258, 28855, 41180, 51475, 56516, 57710, 70645, 102950, 115420, 141290, 144275, 205900, 282580, 288550, 353225, 409741, 577100, 706450, 819482, 1412900, 1638964, 2048705, 4097410, 8194820, 10243525, 20487050, 40974100]

約数ペア:

[(1, 40974100), (2, 20487050), (4, 10243525), (5, 8194820), (10, 4097410), (20, 2048705), (25, 1638964), (29, 1412900), (50, 819482), (58, 706450), (71, 577100), (100, 409741), (116, 353225), (142, 288550), (145, 282580), (199, 205900), (284, 144275), (290, 141290), (355, 115420), (398, 102950), (580, 70645), (710, 57710), (725, 56516), (796, 51475), (995, 41180), (1420, 28855), (1450, 28258), (1775, 23084), (1990, 20590), (2059, 19900), (2900, 14129), (3550, 11542), (3980, 10295), (4118, 9950), (4975, 8236), (5771, 7100)]