25415320

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{12967}}^1$

素因数の和:12992

約数の個数: 48

約数和(自身を含む): 66525840

約数和(自身を除く): 41110520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 12967, 25934, 51868, 64835, 90769, 103736, 129670, 181538, 259340, 363076, 453845, 518680, 635383, 726152, 907690, 1270766, 1815380, 2541532, 3176915, 3630760, 5083064, 6353830, 12707660, 25415320]

約数ペア:

[(1, 25415320), (2, 12707660), (4, 6353830), (5, 5083064), (7, 3630760), (8, 3176915), (10, 2541532), (14, 1815380), (20, 1270766), (28, 907690), (35, 726152), (40, 635383), (49, 518680), (56, 453845), (70, 363076), (98, 259340), (140, 181538), (196, 129670), (245, 103736), (280, 90769), (392, 64835), (490, 51868), (980, 25934), (1960, 12967)]