7225790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1$

素因数の和:225

約数の個数: 64

約数和(自身を含む): 15869952

約数和(自身を除く): 8644162

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 31, 55, 62, 65, 110, 130, 143, 155, 163, 286, 310, 326, 341, 403, 682, 715, 806, 815, 1430, 1630, 1705, 1793, 2015, 2119, 3410, 3586, 4030, 4238, 4433, 5053, 8866, 8965, 10106, 10595, 17930, 21190, 22165, 23309, 25265, 44330, 46618, 50530, 55583, 65689, 111166, 116545, 131378, 233090, 277915, 328445, 555830, 656890, 722579, 1445158, 3612895, 7225790]

約数ペア:

[(1, 7225790), (2, 3612895), (5, 1445158), (10, 722579), (11, 656890), (13, 555830), (22, 328445), (26, 277915), (31, 233090), (55, 131378), (62, 116545), (65, 111166), (110, 65689), (130, 55583), (143, 50530), (155, 46618), (163, 44330), (286, 25265), (310, 23309), (326, 22165), (341, 21190), (403, 17930), (682, 10595), (715, 10106), (806, 8965), (815, 8866), (1430, 5053), (1630, 4433), (1705, 4238), (1793, 4030), (2015, 3586), (2119, 3410)]