2131602160

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{8861}}^1$

素因数の和:9002

約数の個数: 80

約数和(自身を含む): 5169169152

約数和(自身を除く): 3037566992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 97, 124, 155, 194, 248, 310, 388, 485, 496, 620, 776, 970, 1240, 1552, 1940, 2480, 3007, 3880, 6014, 7760, 8861, 12028, 15035, 17722, 24056, 30070, 35444, 44305, 48112, 60140, 70888, 88610, 120280, 141776, 177220, 240560, 274691, 354440, 549382, 708880, 859517, 1098764, 1373455, 1719034, 2197528, 2746910, 3438068, 4297585, 4395056, 5493820, 6876136, 8595170, 10987640, 13752272, 17190340, 21975280, 26645027, 34380680, 53290054, 68761360, 106580108, 133225135, 213160216, 266450270, 426320432, 532900540, 1065801080, 2131602160]

約数ペア:

[(1, 2131602160), (2, 1065801080), (4, 532900540), (5, 426320432), (8, 266450270), (10, 213160216), (16, 133225135), (20, 106580108), (31, 68761360), (40, 53290054), (62, 34380680), (80, 26645027), (97, 21975280), (124, 17190340), (155, 13752272), (194, 10987640), (248, 8595170), (310, 6876136), (388, 5493820), (485, 4395056), (496, 4297585), (620, 3438068), (776, 2746910), (970, 2197528), (1240, 1719034), (1552, 1373455), (1940, 1098764), (2480, 859517), (3007, 708880), (3880, 549382), (6014, 354440), (7760, 274691), (8861, 240560), (12028, 177220), (15035, 141776), (17722, 120280), (24056, 88610), (30070, 70888), (35444, 60140), (44305, 48112)]