66138160

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{4421}}^1$

素因数の和:4462

約数の個数: 80

約数和(自身を含む): 177658272

約数和(自身を除く): 111520112

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 55, 68, 80, 85, 88, 110, 136, 170, 176, 187, 220, 272, 340, 374, 440, 680, 748, 880, 935, 1360, 1496, 1870, 2992, 3740, 4421, 7480, 8842, 14960, 17684, 22105, 35368, 44210, 48631, 70736, 75157, 88420, 97262, 150314, 176840, 194524, 243155, 300628, 353680, 375785, 389048, 486310, 601256, 751570, 778096, 826727, 972620, 1202512, 1503140, 1653454, 1945240, 3006280, 3306908, 3890480, 4133635, 6012560, 6613816, 8267270, 13227632, 16534540, 33069080, 66138160]

約数ペア:

[(1, 66138160), (2, 33069080), (4, 16534540), (5, 13227632), (8, 8267270), (10, 6613816), (11, 6012560), (16, 4133635), (17, 3890480), (20, 3306908), (22, 3006280), (34, 1945240), (40, 1653454), (44, 1503140), (55, 1202512), (68, 972620), (80, 826727), (85, 778096), (88, 751570), (110, 601256), (136, 486310), (170, 389048), (176, 375785), (187, 353680), (220, 300628), (272, 243155), (340, 194524), (374, 176840), (440, 150314), (680, 97262), (748, 88420), (880, 75157), (935, 70736), (1360, 48631), (1496, 44210), (1870, 35368), (2992, 22105), (3740, 17684), (4421, 14960), (7480, 8842)]