80608220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{3079}}^1$

素因数の和:3123

約数の個数: 96

約数和(自身を含む): 223534080

約数和(自身を除く): 142925860

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 17, 20, 22, 28, 34, 35, 44, 55, 68, 70, 77, 85, 110, 119, 140, 154, 170, 187, 220, 238, 308, 340, 374, 385, 476, 595, 748, 770, 935, 1190, 1309, 1540, 1870, 2380, 2618, 3079, 3740, 5236, 6158, 6545, 12316, 13090, 15395, 21553, 26180, 30790, 33869, 43106, 52343, 61580, 67738, 86212, 104686, 107765, 135476, 169345, 209372, 215530, 237083, 261715, 338690, 366401, 431060, 474166, 523430, 575773, 677380, 732802, 948332, 1046860, 1151546, 1185415, 1465604, 1832005, 2303092, 2370830, 2878865, 3664010, 4030411, 4741660, 5757730, 7328020, 8060822, 11515460, 16121644, 20152055, 40304110, 80608220]

約数ペア:

[(1, 80608220), (2, 40304110), (4, 20152055), (5, 16121644), (7, 11515460), (10, 8060822), (11, 7328020), (14, 5757730), (17, 4741660), (20, 4030411), (22, 3664010), (28, 2878865), (34, 2370830), (35, 2303092), (44, 1832005), (55, 1465604), (68, 1185415), (70, 1151546), (77, 1046860), (85, 948332), (110, 732802), (119, 677380), (140, 575773), (154, 523430), (170, 474166), (187, 431060), (220, 366401), (238, 338690), (308, 261715), (340, 237083), (374, 215530), (385, 209372), (476, 169345), (595, 135476), (748, 107765), (770, 104686), (935, 86212), (1190, 67738), (1309, 61580), (1540, 52343), (1870, 43106), (2380, 33869), (2618, 30790), (3079, 26180), (3740, 21553), (5236, 15395), (6158, 13090), (6545, 12316)]