121998950

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^2\times {\mathrm{2539}}^1$

素因数の和:2613

約数の個数: 36

約数和(自身を含む): 234566460

約数和(自身を除く): 112567510

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 155, 310, 775, 961, 1550, 1922, 2539, 4805, 5078, 9610, 12695, 24025, 25390, 48050, 63475, 78709, 126950, 157418, 393545, 787090, 1967725, 2439979, 3935450, 4879958, 12199895, 24399790, 60999475, 121998950]

約数ペア:

[(1, 121998950), (2, 60999475), (5, 24399790), (10, 12199895), (25, 4879958), (31, 3935450), (50, 2439979), (62, 1967725), (155, 787090), (310, 393545), (775, 157418), (961, 126950), (1550, 78709), (1922, 63475), (2539, 48050), (4805, 25390), (5078, 24025), (9610, 12695)]