85678458640

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{571}}^1\times {\mathrm{98717}}^1$

素因数の和:99320

約数の個数: 80

約数和(自身を含む): 210056109120

約数和(自身を除く): 124377650480

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 571, 760, 1142, 1520, 2284, 2855, 4568, 5710, 9136, 10849, 11420, 21698, 22840, 43396, 45680, 54245, 86792, 98717, 108490, 173584, 197434, 216980, 394868, 433960, 493585, 789736, 867920, 987170, 1579472, 1875623, 1974340, 3751246, 3948680, 7502492, 7897360, 9378115, 15004984, 18756230, 30009968, 37512460, 56367407, 75024920, 112734814, 150049840, 225469628, 281837035, 450939256, 563674070, 901878512, 1070980733, 1127348140, 2141961466, 2254696280, 4283922932, 4509392560, 5354903665, 8567845864, 10709807330, 17135691728, 21419614660, 42839229320, 85678458640]

約数ペア:

[(1, 85678458640), (2, 42839229320), (4, 21419614660), (5, 17135691728), (8, 10709807330), (10, 8567845864), (16, 5354903665), (19, 4509392560), (20, 4283922932), (38, 2254696280), (40, 2141961466), (76, 1127348140), (80, 1070980733), (95, 901878512), (152, 563674070), (190, 450939256), (304, 281837035), (380, 225469628), (571, 150049840), (760, 112734814), (1142, 75024920), (1520, 56367407), (2284, 37512460), (2855, 30009968), (4568, 18756230), (5710, 15004984), (9136, 9378115), (10849, 7897360), (11420, 7502492), (21698, 3948680), (22840, 3751246), (43396, 1974340), (45680, 1875623), (54245, 1579472), (86792, 987170), (98717, 867920), (108490, 789736), (173584, 493585), (197434, 433960), (216980, 394868)]