977804980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{6581}}^1$

素因数の和:6649

約数の個数: 96

約数和(自身を含む): 2388476160

約数和(自身を除く): 1410671180

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 23, 34, 38, 46, 68, 76, 85, 92, 95, 115, 170, 190, 230, 323, 340, 380, 391, 437, 460, 646, 782, 874, 1292, 1564, 1615, 1748, 1955, 2185, 3230, 3910, 4370, 6460, 6581, 7429, 7820, 8740, 13162, 14858, 26324, 29716, 32905, 37145, 65810, 74290, 111877, 125039, 131620, 148580, 151363, 223754, 250078, 302726, 447508, 500156, 559385, 605452, 625195, 756815, 1118770, 1250390, 1513630, 2125663, 2237540, 2500780, 2573171, 2875897, 3027260, 4251326, 5146342, 5751794, 8502652, 10292684, 10628315, 11503588, 12865855, 14379485, 21256630, 25731710, 28758970, 42513260, 48890249, 51463420, 57517940, 97780498, 195560996, 244451245, 488902490, 977804980]

約数ペア:

[(1, 977804980), (2, 488902490), (4, 244451245), (5, 195560996), (10, 97780498), (17, 57517940), (19, 51463420), (20, 48890249), (23, 42513260), (34, 28758970), (38, 25731710), (46, 21256630), (68, 14379485), (76, 12865855), (85, 11503588), (92, 10628315), (95, 10292684), (115, 8502652), (170, 5751794), (190, 5146342), (230, 4251326), (323, 3027260), (340, 2875897), (380, 2573171), (391, 2500780), (437, 2237540), (460, 2125663), (646, 1513630), (782, 1250390), (874, 1118770), (1292, 756815), (1564, 625195), (1615, 605452), (1748, 559385), (1955, 500156), (2185, 447508), (3230, 302726), (3910, 250078), (4370, 223754), (6460, 151363), (6581, 148580), (7429, 131620), (7820, 125039), (8740, 111877), (13162, 74290), (14858, 65810), (26324, 37145), (29716, 32905)]