51831390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{347}}^1\times {\mathrm{383}}^1$

素因数の和:753

約数の個数: 64

約数和(自身を含む): 134701056

約数和(自身を除く): 82869666

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 347, 383, 390, 694, 766, 1041, 1149, 1735, 1915, 2082, 2298, 3470, 3830, 4511, 4979, 5205, 5745, 9022, 9958, 10410, 11490, 13533, 14937, 22555, 24895, 27066, 29874, 45110, 49790, 67665, 74685, 132901, 135330, 149370, 265802, 398703, 664505, 797406, 1329010, 1727713, 1993515, 3455426, 3987030, 5183139, 8638565, 10366278, 17277130, 25915695, 51831390]

約数ペア:

[(1, 51831390), (2, 25915695), (3, 17277130), (5, 10366278), (6, 8638565), (10, 5183139), (13, 3987030), (15, 3455426), (26, 1993515), (30, 1727713), (39, 1329010), (65, 797406), (78, 664505), (130, 398703), (195, 265802), (347, 149370), (383, 135330), (390, 132901), (694, 74685), (766, 67665), (1041, 49790), (1149, 45110), (1735, 29874), (1915, 27066), (2082, 24895), (2298, 22555), (3470, 14937), (3830, 13533), (4511, 11490), (4979, 10410), (5205, 9958), (5745, 9022)]