81419030

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{2579}}^1$

素因数の和:2645

約数の個数: 64

約数和(自身を含む): 187246080

約数和(自身を除く): 105827050

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 41, 55, 70, 77, 82, 110, 154, 205, 287, 385, 410, 451, 574, 770, 902, 1435, 2255, 2579, 2870, 3157, 4510, 5158, 6314, 12895, 15785, 18053, 25790, 28369, 31570, 36106, 56738, 90265, 105739, 141845, 180530, 198583, 211478, 283690, 397166, 528695, 740173, 992915, 1057390, 1163129, 1480346, 1985830, 2326258, 3700865, 5815645, 7401730, 8141903, 11631290, 16283806, 40709515, 81419030]

約数ペア:

[(1, 81419030), (2, 40709515), (5, 16283806), (7, 11631290), (10, 8141903), (11, 7401730), (14, 5815645), (22, 3700865), (35, 2326258), (41, 1985830), (55, 1480346), (70, 1163129), (77, 1057390), (82, 992915), (110, 740173), (154, 528695), (205, 397166), (287, 283690), (385, 211478), (410, 198583), (451, 180530), (574, 141845), (770, 105739), (902, 90265), (1435, 56738), (2255, 36106), (2579, 31570), (2870, 28369), (3157, 25790), (4510, 18053), (5158, 15785), (6314, 12895)]