69979090

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^2$

素因数の和:275

約数の個数: 48

約数和(自身を含む): 138136320

約数和(自身を除く): 68157230

約数列:

[1, 2, 5, 10, 19, 31, 38, 62, 95, 109, 155, 190, 218, 310, 545, 589, 1090, 1178, 2071, 2945, 3379, 4142, 5890, 6758, 10355, 11881, 16895, 20710, 23762, 33790, 59405, 64201, 118810, 128402, 225739, 321005, 368311, 451478, 642010, 736622, 1128695, 1841555, 2257390, 3683110, 6997909, 13995818, 34989545, 69979090]

約数ペア:

[(1, 69979090), (2, 34989545), (5, 13995818), (10, 6997909), (19, 3683110), (31, 2257390), (38, 1841555), (62, 1128695), (95, 736622), (109, 642010), (155, 451478), (190, 368311), (218, 321005), (310, 225739), (545, 128402), (589, 118810), (1090, 64201), (1178, 59405), (2071, 33790), (2945, 23762), (3379, 20710), (4142, 16895), (5890, 11881), (6758, 10355)]