64249640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{929}}^1$

素因数の和:979

約数の個数: 128

約数和(自身を含む): 187488000

約数和(自身を除く): 123238360

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 19, 20, 26, 28, 35, 38, 40, 52, 56, 65, 70, 76, 91, 95, 104, 130, 133, 140, 152, 182, 190, 247, 260, 266, 280, 364, 380, 455, 494, 520, 532, 665, 728, 760, 910, 929, 988, 1064, 1235, 1330, 1729, 1820, 1858, 1976, 2470, 2660, 3458, 3640, 3716, 4645, 4940, 5320, 6503, 6916, 7432, 8645, 9290, 9880, 12077, 13006, 13832, 17290, 17651, 18580, 24154, 26012, 32515, 34580, 35302, 37160, 48308, 52024, 60385, 65030, 69160, 70604, 84539, 88255, 96616, 120770, 123557, 130060, 141208, 169078, 176510, 229463, 241540, 247114, 260120, 338156, 353020, 422695, 458926, 483080, 494228, 617785, 676312, 706040, 845390, 917852, 988456, 1147315, 1235570, 1606241, 1690780, 1835704, 2294630, 2471140, 3212482, 3381560, 4589260, 4942280, 6424964, 8031205, 9178520, 12849928, 16062410, 32124820, 64249640]

約数ペア:

[(1, 64249640), (2, 32124820), (4, 16062410), (5, 12849928), (7, 9178520), (8, 8031205), (10, 6424964), (13, 4942280), (14, 4589260), (19, 3381560), (20, 3212482), (26, 2471140), (28, 2294630), (35, 1835704), (38, 1690780), (40, 1606241), (52, 1235570), (56, 1147315), (65, 988456), (70, 917852), (76, 845390), (91, 706040), (95, 676312), (104, 617785), (130, 494228), (133, 483080), (140, 458926), (152, 422695), (182, 353020), (190, 338156), (247, 260120), (260, 247114), (266, 241540), (280, 229463), (364, 176510), (380, 169078), (455, 141208), (494, 130060), (520, 123557), (532, 120770), (665, 96616), (728, 88255), (760, 84539), (910, 70604), (929, 69160), (988, 65030), (1064, 60385), (1235, 52024), (1330, 48308), (1729, 37160), (1820, 35302), (1858, 34580), (1976, 32515), (2470, 26012), (2660, 24154), (3458, 18580), (3640, 17651), (3716, 17290), (4645, 13832), (4940, 13006), (5320, 12077), (6503, 9880), (6916, 9290), (7432, 8645)]