31420688

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{5209}}^1$

素因数の和:5259

約数の個数: 40

約数和(自身を含む): 67834200

約数和(自身を除く): 36413512

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 52, 58, 104, 116, 208, 232, 377, 464, 754, 1508, 3016, 5209, 6032, 10418, 20836, 41672, 67717, 83344, 135434, 151061, 270868, 302122, 541736, 604244, 1083472, 1208488, 1963793, 2416976, 3927586, 7855172, 15710344, 31420688]

約数ペア:

[(1, 31420688), (2, 15710344), (4, 7855172), (8, 3927586), (13, 2416976), (16, 1963793), (26, 1208488), (29, 1083472), (52, 604244), (58, 541736), (104, 302122), (116, 270868), (208, 151061), (232, 135434), (377, 83344), (464, 67717), (754, 41672), (1508, 20836), (3016, 10418), (5209, 6032)]