80697555

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{2851}}^1$

素因数の和:2916

約数の個数: 48

約数和(自身を含む): 152159904

約数和(自身を除く): 71462349

約数列:

[1, 3, 5, 9, 15, 17, 37, 45, 51, 85, 111, 153, 185, 255, 333, 555, 629, 765, 1665, 1887, 2851, 3145, 5661, 8553, 9435, 14255, 25659, 28305, 42765, 48467, 105487, 128295, 145401, 242335, 316461, 436203, 527435, 727005, 949383, 1582305, 1793279, 2181015, 4746915, 5379837, 8966395, 16139511, 26899185, 80697555]

約数ペア:

[(1, 80697555), (3, 26899185), (5, 16139511), (9, 8966395), (15, 5379837), (17, 4746915), (37, 2181015), (45, 1793279), (51, 1582305), (85, 949383), (111, 727005), (153, 527435), (185, 436203), (255, 316461), (333, 242335), (555, 145401), (629, 128295), (765, 105487), (1665, 48467), (1887, 42765), (2851, 28305), (3145, 25659), (5661, 14255), (8553, 9435)]