156919641940

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{16567}}^1\times {\mathrm{11551}}^1$

素因数の和:28168

約数の個数: 48

約数和(自身を含む): 337618197504

約数和(自身を除く): 180698555564

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 11551, 16567, 23102, 33134, 46204, 57755, 66268, 82835, 115510, 165670, 231020, 331340, 473591, 679247, 947182, 1358494, 1894364, 2367955, 2716988, 3396235, 4735910, 6792470, 9471820, 13584940, 191365417, 382730834, 765461668, 956827085, 1913654170, 3827308340, 7845982097, 15691964194, 31383928388, 39229910485, 78459820970, 156919641940]

約数ペア:

[(1, 156919641940), (2, 78459820970), (4, 39229910485), (5, 31383928388), (10, 15691964194), (20, 7845982097), (41, 3827308340), (82, 1913654170), (164, 956827085), (205, 765461668), (410, 382730834), (820, 191365417), (11551, 13584940), (16567, 9471820), (23102, 6792470), (33134, 4735910), (46204, 3396235), (57755, 2716988), (66268, 2367955), (82835, 1894364), (115510, 1358494), (165670, 947182), (231020, 679247), (331340, 473591)]