64704276

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19751}}^1$

素因数の和:19781

約数の個数: 72

約数和(自身を含む): 201312384

約数和(自身を除く): 136608108

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 182, 234, 252, 273, 364, 468, 546, 819, 1092, 1638, 3276, 19751, 39502, 59253, 79004, 118506, 138257, 177759, 237012, 256763, 276514, 355518, 414771, 513526, 553028, 711036, 770289, 829542, 1027052, 1244313, 1540578, 1659084, 1797341, 2310867, 2488626, 3081156, 3594682, 4621734, 4977252, 5392023, 7189364, 9243468, 10784046, 16176069, 21568092, 32352138, 64704276]

約数ペア:

[(1, 64704276), (2, 32352138), (3, 21568092), (4, 16176069), (6, 10784046), (7, 9243468), (9, 7189364), (12, 5392023), (13, 4977252), (14, 4621734), (18, 3594682), (21, 3081156), (26, 2488626), (28, 2310867), (36, 1797341), (39, 1659084), (42, 1540578), (52, 1244313), (63, 1027052), (78, 829542), (84, 770289), (91, 711036), (117, 553028), (126, 513526), (156, 414771), (182, 355518), (234, 276514), (252, 256763), (273, 237012), (364, 177759), (468, 138257), (546, 118506), (819, 79004), (1092, 59253), (1638, 39502), (3276, 19751)]