17998548890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{78367}}^1$

素因数の和:78591

約数の個数: 64

約数和(自身を含む): 39407192064

約数和(自身を除く): 21408643174

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 119, 170, 193, 238, 386, 595, 965, 1190, 1351, 1930, 2702, 3281, 6562, 6755, 13510, 16405, 22967, 32810, 45934, 78367, 114835, 156734, 229670, 391835, 548569, 783670, 1097138, 1332239, 2664478, 2742845, 5485690, 6661195, 9325673, 13322390, 15124831, 18651346, 30249662, 46628365, 75624155, 93256730, 105873817, 151248310, 211747634, 257122127, 514244254, 529369085, 1058738170, 1285610635, 1799854889, 2571221270, 3599709778, 8999274445, 17998548890]

約数ペア:

[(1, 17998548890), (2, 8999274445), (5, 3599709778), (7, 2571221270), (10, 1799854889), (14, 1285610635), (17, 1058738170), (34, 529369085), (35, 514244254), (70, 257122127), (85, 211747634), (119, 151248310), (170, 105873817), (193, 93256730), (238, 75624155), (386, 46628365), (595, 30249662), (965, 18651346), (1190, 15124831), (1351, 13322390), (1930, 9325673), (2702, 6661195), (3281, 5485690), (6562, 2742845), (6755, 2664478), (13510, 1332239), (16405, 1097138), (22967, 783670), (32810, 548569), (45934, 391835), (78367, 229670), (114835, 156734)]