81020370

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{463}}^1$

素因数の和:799

約数の個数: 64

約数和(自身を含む): 205793280

約数和(自身を除く): 124772910

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 190, 285, 307, 463, 570, 614, 921, 926, 1389, 1535, 1842, 2315, 2778, 3070, 4605, 4630, 5833, 6945, 8797, 9210, 11666, 13890, 17499, 17594, 26391, 29165, 34998, 43985, 52782, 58330, 87495, 87970, 131955, 142141, 174990, 263910, 284282, 426423, 710705, 852846, 1421410, 2132115, 2700679, 4264230, 5401358, 8102037, 13503395, 16204074, 27006790, 40510185, 81020370]

約数ペア:

[(1, 81020370), (2, 40510185), (3, 27006790), (5, 16204074), (6, 13503395), (10, 8102037), (15, 5401358), (19, 4264230), (30, 2700679), (38, 2132115), (57, 1421410), (95, 852846), (114, 710705), (190, 426423), (285, 284282), (307, 263910), (463, 174990), (570, 142141), (614, 131955), (921, 87970), (926, 87495), (1389, 58330), (1535, 52782), (1842, 43985), (2315, 34998), (2778, 29165), (3070, 26391), (4605, 17594), (4630, 17499), (5833, 13890), (6945, 11666), (8797, 9210)]