813308080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{709}}^1\times {\mathrm{1103}}^1$

素因数の和:1838

約数の個数: 80

約数和(自身を含む): 2041119360

約数和(自身を除く): 1227811280

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 709, 1040, 1103, 1418, 2206, 2836, 3545, 4412, 5515, 5672, 7090, 8824, 9217, 11030, 11344, 14180, 14339, 17648, 18434, 22060, 28360, 28678, 36868, 44120, 46085, 56720, 57356, 71695, 73736, 88240, 92170, 114712, 143390, 147472, 184340, 229424, 286780, 368680, 573560, 737360, 782027, 1147120, 1564054, 3128108, 3910135, 6256216, 7820270, 10166351, 12512432, 15640540, 20332702, 31281080, 40665404, 50831755, 62562160, 81330808, 101663510, 162661616, 203327020, 406654040, 813308080]

約数ペア:

[(1, 813308080), (2, 406654040), (4, 203327020), (5, 162661616), (8, 101663510), (10, 81330808), (13, 62562160), (16, 50831755), (20, 40665404), (26, 31281080), (40, 20332702), (52, 15640540), (65, 12512432), (80, 10166351), (104, 7820270), (130, 6256216), (208, 3910135), (260, 3128108), (520, 1564054), (709, 1147120), (1040, 782027), (1103, 737360), (1418, 573560), (2206, 368680), (2836, 286780), (3545, 229424), (4412, 184340), (5515, 147472), (5672, 143390), (7090, 114712), (8824, 92170), (9217, 88240), (11030, 73736), (11344, 71695), (14180, 57356), (14339, 56720), (17648, 46085), (18434, 44120), (22060, 36868), (28360, 28678)]