636796810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1\times {\mathrm{647}}^1$

素因数の和:847

約数の個数: 64

約数和(自身を含む): 1265870592

約数和(自身を除く): 629073782

約数列:

[1, 2, 5, 10, 13, 26, 65, 67, 113, 130, 134, 226, 335, 565, 647, 670, 871, 1130, 1294, 1469, 1742, 2938, 3235, 4355, 6470, 7345, 7571, 8411, 8710, 14690, 15142, 16822, 37855, 42055, 43349, 73111, 75710, 84110, 86698, 98423, 146222, 196846, 216745, 365555, 433490, 492115, 563537, 731110, 950443, 984230, 1127074, 1900886, 2817685, 4752215, 4898437, 5635370, 9504430, 9796874, 24492185, 48984370, 63679681, 127359362, 318398405, 636796810]

約数ペア:

[(1, 636796810), (2, 318398405), (5, 127359362), (10, 63679681), (13, 48984370), (26, 24492185), (65, 9796874), (67, 9504430), (113, 5635370), (130, 4898437), (134, 4752215), (226, 2817685), (335, 1900886), (565, 1127074), (647, 984230), (670, 950443), (871, 731110), (1130, 563537), (1294, 492115), (1469, 433490), (1742, 365555), (2938, 216745), (3235, 196846), (4355, 146222), (6470, 98423), (7345, 86698), (7571, 84110), (8411, 75710), (8710, 73111), (14690, 43349), (15142, 42055), (16822, 37855)]