201711640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{563}}^1$

素因数の和:653

約数の個数: 96

約数和(自身を含む): 501610320

約数和(自身を除く): 299898680

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 53, 65, 104, 106, 130, 169, 212, 260, 265, 338, 424, 520, 530, 563, 676, 689, 845, 1060, 1126, 1352, 1378, 1690, 2120, 2252, 2756, 2815, 3380, 3445, 4504, 5512, 5630, 6760, 6890, 7319, 8957, 11260, 13780, 14638, 17914, 22520, 27560, 29276, 29839, 35828, 36595, 44785, 58552, 59678, 71656, 73190, 89570, 95147, 119356, 146380, 149195, 179140, 190294, 238712, 292760, 298390, 358280, 380588, 387907, 475735, 596780, 761176, 775814, 951470, 1193560, 1551628, 1902940, 1939535, 3103256, 3805880, 3879070, 5042791, 7758140, 10085582, 15516280, 20171164, 25213955, 40342328, 50427910, 100855820, 201711640]

約数ペア:

[(1, 201711640), (2, 100855820), (4, 50427910), (5, 40342328), (8, 25213955), (10, 20171164), (13, 15516280), (20, 10085582), (26, 7758140), (40, 5042791), (52, 3879070), (53, 3805880), (65, 3103256), (104, 1939535), (106, 1902940), (130, 1551628), (169, 1193560), (212, 951470), (260, 775814), (265, 761176), (338, 596780), (424, 475735), (520, 387907), (530, 380588), (563, 358280), (676, 298390), (689, 292760), (845, 238712), (1060, 190294), (1126, 179140), (1352, 149195), (1378, 146380), (1690, 119356), (2120, 95147), (2252, 89570), (2756, 73190), (2815, 71656), (3380, 59678), (3445, 58552), (4504, 44785), (5512, 36595), (5630, 35828), (6760, 29839), (6890, 29276), (7319, 27560), (8957, 22520), (11260, 17914), (13780, 14638)]