31734410

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1$

素因数の和:251

約数の個数: 64

約数和(自身を含む): 64501920

約数和(自身を除く): 32767510

約数列:

[1, 2, 5, 10, 17, 29, 34, 41, 58, 82, 85, 145, 157, 170, 205, 290, 314, 410, 493, 697, 785, 986, 1189, 1394, 1570, 2378, 2465, 2669, 3485, 4553, 4930, 5338, 5945, 6437, 6970, 9106, 11890, 12874, 13345, 20213, 22765, 26690, 32185, 40426, 45530, 64370, 77401, 101065, 109429, 154802, 186673, 202130, 218858, 373346, 387005, 547145, 774010, 933365, 1094290, 1866730, 3173441, 6346882, 15867205, 31734410]

約数ペア:

[(1, 31734410), (2, 15867205), (5, 6346882), (10, 3173441), (17, 1866730), (29, 1094290), (34, 933365), (41, 774010), (58, 547145), (82, 387005), (85, 373346), (145, 218858), (157, 202130), (170, 186673), (205, 154802), (290, 109429), (314, 101065), (410, 77401), (493, 64370), (697, 45530), (785, 40426), (986, 32185), (1189, 26690), (1394, 22765), (1570, 20213), (2378, 13345), (2465, 12874), (2669, 11890), (3485, 9106), (4553, 6970), (4930, 6437), (5338, 5945)]