20797046950

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^2\times {\mathrm{37}}^1\times {\mathrm{13367}}^1$

素因数の和:13474

約数の個数: 72

約数和(自身を含む): 41148227952

約数和(自身を除く): 20351181002

約数列:

[1, 2, 5, 10, 25, 29, 37, 50, 58, 74, 145, 185, 290, 370, 725, 841, 925, 1073, 1450, 1682, 1850, 2146, 4205, 5365, 8410, 10730, 13367, 21025, 26734, 26825, 31117, 42050, 53650, 62234, 66835, 133670, 155585, 311170, 334175, 387643, 494579, 668350, 775286, 777925, 989158, 1555850, 1938215, 2472895, 3876430, 4945790, 9691075, 11241647, 12364475, 14342791, 19382150, 22483294, 24728950, 28685582, 56208235, 71713955, 112416470, 143427910, 281041175, 358569775, 415940939, 562082350, 717139550, 831881878, 2079704695, 4159409390, 10398523475, 20797046950]

約数ペア:

[(1, 20797046950), (2, 10398523475), (5, 4159409390), (10, 2079704695), (25, 831881878), (29, 717139550), (37, 562082350), (50, 415940939), (58, 358569775), (74, 281041175), (145, 143427910), (185, 112416470), (290, 71713955), (370, 56208235), (725, 28685582), (841, 24728950), (925, 22483294), (1073, 19382150), (1450, 14342791), (1682, 12364475), (1850, 11241647), (2146, 9691075), (4205, 4945790), (5365, 3876430), (8410, 2472895), (10730, 1938215), (13367, 1555850), (21025, 989158), (26734, 777925), (26825, 775286), (31117, 668350), (42050, 494579), (53650, 387643), (62234, 334175), (66835, 311170), (133670, 155585)]