29921710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{251}}^1$

素因数の和:409

約数の個数: 64

約数和(自身を含む): 67060224

約数和(自身を除く): 37138514

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 131, 182, 251, 262, 455, 502, 655, 910, 917, 1255, 1310, 1703, 1757, 1834, 2510, 3263, 3406, 3514, 4585, 6526, 8515, 8785, 9170, 11921, 16315, 17030, 17570, 22841, 23842, 32630, 32881, 45682, 59605, 65762, 114205, 119210, 164405, 228410, 230167, 328810, 427453, 460334, 854906, 1150835, 2137265, 2301670, 2992171, 4274530, 5984342, 14960855, 29921710]

約数ペア:

[(1, 29921710), (2, 14960855), (5, 5984342), (7, 4274530), (10, 2992171), (13, 2301670), (14, 2137265), (26, 1150835), (35, 854906), (65, 460334), (70, 427453), (91, 328810), (130, 230167), (131, 228410), (182, 164405), (251, 119210), (262, 114205), (455, 65762), (502, 59605), (655, 45682), (910, 32881), (917, 32630), (1255, 23842), (1310, 22841), (1703, 17570), (1757, 17030), (1834, 16315), (2510, 11921), (3263, 9170), (3406, 8785), (3514, 8515), (4585, 6526)]