163751690

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{263}}^1$

素因数の和:431

約数の個数: 64

約数和(自身を含む): 325036800

約数和(自身を除く): 161285110

約数列:

[1, 2, 5, 10, 19, 29, 38, 58, 95, 113, 145, 190, 226, 263, 290, 526, 551, 565, 1102, 1130, 1315, 2147, 2630, 2755, 3277, 4294, 4997, 5510, 6554, 7627, 9994, 10735, 15254, 16385, 21470, 24985, 29719, 32770, 38135, 49970, 59438, 62263, 76270, 124526, 144913, 148595, 289826, 297190, 311315, 564661, 622630, 724565, 861851, 1129322, 1449130, 1723702, 2823305, 4309255, 5646610, 8618510, 16375169, 32750338, 81875845, 163751690]

約数ペア:

[(1, 163751690), (2, 81875845), (5, 32750338), (10, 16375169), (19, 8618510), (29, 5646610), (38, 4309255), (58, 2823305), (95, 1723702), (113, 1449130), (145, 1129322), (190, 861851), (226, 724565), (263, 622630), (290, 564661), (526, 311315), (551, 297190), (565, 289826), (1102, 148595), (1130, 144913), (1315, 124526), (2147, 76270), (2630, 62263), (2755, 59438), (3277, 49970), (4294, 38135), (4997, 32770), (5510, 29719), (6554, 24985), (7627, 21470), (9994, 16385), (10735, 15254)]