25145210

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1$

素因数の和:215

約数の個数: 64

約数和(自身を含む): 51321600

約数和(自身を除く): 26176390

約数列:

[1, 2, 5, 10, 17, 23, 34, 46, 59, 85, 109, 115, 118, 170, 218, 230, 295, 391, 545, 590, 782, 1003, 1090, 1357, 1853, 1955, 2006, 2507, 2714, 3706, 3910, 5014, 5015, 6431, 6785, 9265, 10030, 12535, 12862, 13570, 18530, 23069, 25070, 32155, 42619, 46138, 64310, 85238, 109327, 115345, 147913, 213095, 218654, 230690, 295826, 426190, 546635, 739565, 1093270, 1479130, 2514521, 5029042, 12572605, 25145210]

約数ペア:

[(1, 25145210), (2, 12572605), (5, 5029042), (10, 2514521), (17, 1479130), (23, 1093270), (34, 739565), (46, 546635), (59, 426190), (85, 295826), (109, 230690), (115, 218654), (118, 213095), (170, 147913), (218, 115345), (230, 109327), (295, 85238), (391, 64310), (545, 46138), (590, 42619), (782, 32155), (1003, 25070), (1090, 23069), (1357, 18530), (1853, 13570), (1955, 12862), (2006, 12535), (2507, 10030), (2714, 9265), (3706, 6785), (3910, 6431), (5014, 5015)]