91081490960

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{2939}}^1\times {\mathrm{3761}}^1$

素因数の和:6816

約数の個数: 80

約数和(自身を含む): 213950056320

約数和(自身を除く): 122868565360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 412, 515, 824, 1030, 1648, 2060, 2939, 3761, 4120, 5878, 7522, 8240, 11756, 14695, 15044, 18805, 23512, 29390, 30088, 37610, 47024, 58780, 60176, 75220, 117560, 150440, 235120, 300880, 302717, 387383, 605434, 774766, 1210868, 1513585, 1549532, 1936915, 2421736, 3027170, 3099064, 3873830, 4843472, 6054340, 6198128, 7747660, 11053579, 12108680, 15495320, 22107158, 24217360, 30990640, 44214316, 55267895, 88428632, 110535790, 176857264, 221071580, 442143160, 884286320, 1138518637, 2277037274, 4554074548, 5692593185, 9108149096, 11385186370, 18216298192, 22770372740, 45540745480, 91081490960]

約数ペア:

[(1, 91081490960), (2, 45540745480), (4, 22770372740), (5, 18216298192), (8, 11385186370), (10, 9108149096), (16, 5692593185), (20, 4554074548), (40, 2277037274), (80, 1138518637), (103, 884286320), (206, 442143160), (412, 221071580), (515, 176857264), (824, 110535790), (1030, 88428632), (1648, 55267895), (2060, 44214316), (2939, 30990640), (3761, 24217360), (4120, 22107158), (5878, 15495320), (7522, 12108680), (8240, 11053579), (11756, 7747660), (14695, 6198128), (15044, 6054340), (18805, 4843472), (23512, 3873830), (29390, 3099064), (30088, 3027170), (37610, 2421736), (47024, 1936915), (58780, 1549532), (60176, 1513585), (75220, 1210868), (117560, 774766), (150440, 605434), (235120, 387383), (300880, 302717)]