1788897616

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{163}}^1\times {\mathrm{491}}^1$

素因数の和:800

約数の個数: 80

約数和(自身を含む): 3842039808

約数和(自身を除く): 2053142192

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 127, 163, 176, 254, 326, 491, 508, 652, 982, 1016, 1304, 1397, 1793, 1964, 2032, 2608, 2794, 3586, 3928, 5401, 5588, 7172, 7856, 10802, 11176, 14344, 20701, 21604, 22352, 28688, 41402, 43208, 62357, 80033, 82804, 86416, 124714, 160066, 165608, 227711, 249428, 320132, 331216, 455422, 498856, 640264, 685927, 880363, 910844, 997712, 1280528, 1371854, 1760726, 1821688, 2743708, 3521452, 3643376, 5487416, 7042904, 10164191, 10974832, 14085808, 20328382, 40656764, 81313528, 111806101, 162627056, 223612202, 447224404, 894448808, 1788897616]

約数ペア:

[(1, 1788897616), (2, 894448808), (4, 447224404), (8, 223612202), (11, 162627056), (16, 111806101), (22, 81313528), (44, 40656764), (88, 20328382), (127, 14085808), (163, 10974832), (176, 10164191), (254, 7042904), (326, 5487416), (491, 3643376), (508, 3521452), (652, 2743708), (982, 1821688), (1016, 1760726), (1304, 1371854), (1397, 1280528), (1793, 997712), (1964, 910844), (2032, 880363), (2608, 685927), (2794, 640264), (3586, 498856), (3928, 455422), (5401, 331216), (5588, 320132), (7172, 249428), (7856, 227711), (10802, 165608), (11176, 160066), (14344, 124714), (20701, 86416), (21604, 82804), (22352, 80033), (28688, 62357), (41402, 43208)]