128830744

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{641}}^1$

素因数の和:788

約数の個数: 64

約数和(自身を含む): 286896960

約数和(自身を除く): 158066216

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 56, 74, 97, 148, 194, 259, 296, 388, 518, 641, 679, 776, 1036, 1282, 1358, 2072, 2564, 2716, 3589, 4487, 5128, 5432, 7178, 8974, 14356, 17948, 23717, 25123, 28712, 35896, 47434, 50246, 62177, 94868, 100492, 124354, 166019, 189736, 200984, 248708, 332038, 435239, 497416, 664076, 870478, 1328152, 1740956, 2300549, 3481912, 4601098, 9202196, 16103843, 18404392, 32207686, 64415372, 128830744]

約数ペア:

[(1, 128830744), (2, 64415372), (4, 32207686), (7, 18404392), (8, 16103843), (14, 9202196), (28, 4601098), (37, 3481912), (56, 2300549), (74, 1740956), (97, 1328152), (148, 870478), (194, 664076), (259, 497416), (296, 435239), (388, 332038), (518, 248708), (641, 200984), (679, 189736), (776, 166019), (1036, 124354), (1282, 100492), (1358, 94868), (2072, 62177), (2564, 50246), (2716, 47434), (3589, 35896), (4487, 28712), (5128, 25123), (5432, 23717), (7178, 17948), (8974, 14356)]