87457360

素因数分解:

$2^4\times 5^1\times {\mathrm{839}}^1\times {\mathrm{1303}}^1$

素因数の和:2155

約数の個数: 40

約数和(自身を含む): 203736960

約数和(自身を除く): 116279600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 839, 1303, 1678, 2606, 3356, 4195, 5212, 6515, 6712, 8390, 10424, 13030, 13424, 16780, 20848, 26060, 33560, 52120, 67120, 104240, 1093217, 2186434, 4372868, 5466085, 8745736, 10932170, 17491472, 21864340, 43728680, 87457360]

約数ペア:

[(1, 87457360), (2, 43728680), (4, 21864340), (5, 17491472), (8, 10932170), (10, 8745736), (16, 5466085), (20, 4372868), (40, 2186434), (80, 1093217), (839, 104240), (1303, 67120), (1678, 52120), (2606, 33560), (3356, 26060), (4195, 20848), (5212, 16780), (6515, 13424), (6712, 13030), (8390, 10424)]