16695640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{331}}^1$

素因数の和:452

約数の個数: 64

約数和(自身を含む): 40995360

約数和(自身を除く): 24299720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 97, 104, 130, 194, 260, 331, 388, 485, 520, 662, 776, 970, 1261, 1324, 1655, 1940, 2522, 2648, 3310, 3880, 4303, 5044, 6305, 6620, 8606, 10088, 12610, 13240, 17212, 21515, 25220, 32107, 34424, 43030, 50440, 64214, 86060, 128428, 160535, 172120, 256856, 321070, 417391, 642140, 834782, 1284280, 1669564, 2086955, 3339128, 4173910, 8347820, 16695640]

約数ペア:

[(1, 16695640), (2, 8347820), (4, 4173910), (5, 3339128), (8, 2086955), (10, 1669564), (13, 1284280), (20, 834782), (26, 642140), (40, 417391), (52, 321070), (65, 256856), (97, 172120), (104, 160535), (130, 128428), (194, 86060), (260, 64214), (331, 50440), (388, 43030), (485, 34424), (520, 32107), (662, 25220), (776, 21515), (970, 17212), (1261, 13240), (1324, 12610), (1655, 10088), (1940, 8606), (2522, 6620), (2648, 6305), (3310, 5044), (3880, 4303)]