127316380

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:239

約数の個数: 96

約数和(自身を含む): 292400640

約数和(自身を除く): 165084260

約数列:

[1, 2, 4, 5, 10, 20, 29, 31, 58, 62, 73, 97, 116, 124, 145, 146, 155, 194, 290, 292, 310, 365, 388, 485, 580, 620, 730, 899, 970, 1460, 1798, 1940, 2117, 2263, 2813, 3007, 3596, 4234, 4495, 4526, 5626, 6014, 7081, 8468, 8990, 9052, 10585, 11252, 11315, 12028, 14065, 14162, 15035, 17980, 21170, 22630, 28130, 28324, 30070, 35405, 42340, 45260, 56260, 60140, 65627, 70810, 87203, 131254, 141620, 174406, 205349, 219511, 262508, 328135, 348812, 410698, 436015, 439022, 656270, 821396, 872030, 878044, 1026745, 1097555, 1312540, 1744060, 2053490, 2195110, 4106980, 4390220, 6365819, 12731638, 25463276, 31829095, 63658190, 127316380]

約数ペア:

[(1, 127316380), (2, 63658190), (4, 31829095), (5, 25463276), (10, 12731638), (20, 6365819), (29, 4390220), (31, 4106980), (58, 2195110), (62, 2053490), (73, 1744060), (97, 1312540), (116, 1097555), (124, 1026745), (145, 878044), (146, 872030), (155, 821396), (194, 656270), (290, 439022), (292, 436015), (310, 410698), (365, 348812), (388, 328135), (485, 262508), (580, 219511), (620, 205349), (730, 174406), (899, 141620), (970, 131254), (1460, 87203), (1798, 70810), (1940, 65627), (2117, 60140), (2263, 56260), (2813, 45260), (3007, 42340), (3596, 35405), (4234, 30070), (4495, 28324), (4526, 28130), (5626, 22630), (6014, 21170), (7081, 17980), (8468, 15035), (8990, 14162), (9052, 14065), (10585, 12028), (11252, 11315)]