16887831280

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{673}}^1\times {\mathrm{18451}}^1$

素因数の和:19154

約数の個数: 80

約数和(自身を含む): 41637897504

約数和(自身を除く): 24750066224

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 673, 680, 1346, 1360, 2692, 3365, 5384, 6730, 10768, 11441, 13460, 18451, 22882, 26920, 36902, 45764, 53840, 57205, 73804, 91528, 92255, 114410, 147608, 183056, 184510, 228820, 295216, 313667, 369020, 457640, 627334, 738040, 915280, 1254668, 1476080, 1568335, 2509336, 3136670, 5018672, 6273340, 12417523, 12546680, 24835046, 25093360, 49670092, 62087615, 99340184, 124175230, 198680368, 211097891, 248350460, 422195782, 496700920, 844391564, 993401840, 1055489455, 1688783128, 2110978910, 3377566256, 4221957820, 8443915640, 16887831280]

約数ペア:

[(1, 16887831280), (2, 8443915640), (4, 4221957820), (5, 3377566256), (8, 2110978910), (10, 1688783128), (16, 1055489455), (17, 993401840), (20, 844391564), (34, 496700920), (40, 422195782), (68, 248350460), (80, 211097891), (85, 198680368), (136, 124175230), (170, 99340184), (272, 62087615), (340, 49670092), (673, 25093360), (680, 24835046), (1346, 12546680), (1360, 12417523), (2692, 6273340), (3365, 5018672), (5384, 3136670), (6730, 2509336), (10768, 1568335), (11441, 1476080), (13460, 1254668), (18451, 915280), (22882, 738040), (26920, 627334), (36902, 457640), (45764, 369020), (53840, 313667), (57205, 295216), (73804, 228820), (91528, 184510), (92255, 183056), (114410, 147608)]