207785870

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^2\times {\mathrm{31}}^1\times {\mathrm{797}}^1$

素因数の和:893

約数の個数: 48

約数和(自身を含む): 400353408

約数和(自身を除く): 192567538

約数列:

[1, 2, 5, 10, 29, 31, 58, 62, 145, 155, 290, 310, 797, 841, 899, 1594, 1682, 1798, 3985, 4205, 4495, 7970, 8410, 8990, 23113, 24707, 26071, 46226, 49414, 52142, 115565, 123535, 130355, 231130, 247070, 260710, 670277, 716503, 1340554, 1433006, 3351385, 3582515, 6702770, 7165030, 20778587, 41557174, 103892935, 207785870]

約数ペア:

[(1, 207785870), (2, 103892935), (5, 41557174), (10, 20778587), (29, 7165030), (31, 6702770), (58, 3582515), (62, 3351385), (145, 1433006), (155, 1340554), (290, 716503), (310, 670277), (797, 260710), (841, 247070), (899, 231130), (1594, 130355), (1682, 123535), (1798, 115565), (3985, 52142), (4205, 49414), (4495, 46226), (7970, 26071), (8410, 24707), (8990, 23113)]