2785209700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{727}}^1$

素因数の和:1182

約数の個数: 144

約数和(自身を含む): 7466577664

約数和(自身を除く): 4681367964

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 50, 52, 65, 70, 91, 100, 130, 140, 175, 182, 260, 325, 350, 364, 421, 455, 650, 700, 727, 842, 910, 1300, 1454, 1684, 1820, 2105, 2275, 2908, 2947, 3635, 4210, 4550, 5089, 5473, 5894, 7270, 8420, 9100, 9451, 10178, 10525, 10946, 11788, 14540, 14735, 18175, 18902, 20356, 21050, 21892, 25445, 27365, 29470, 36350, 37804, 38311, 42100, 47255, 50890, 54730, 58940, 66157, 72700, 73675, 76622, 94510, 101780, 109460, 127225, 132314, 136825, 147350, 153244, 189020, 191555, 236275, 254450, 264628, 273650, 294700, 306067, 330785, 383110, 472550, 508900, 547300, 612134, 661570, 766220, 945100, 957775, 1224268, 1323140, 1530335, 1653925, 1915550, 2142469, 3060670, 3307850, 3831100, 3978871, 4284938, 6121340, 6615700, 7651675, 7957742, 8569876, 10712345, 15303350, 15915484, 19894355, 21424690, 27852097, 30606700, 39788710, 42849380, 53561725, 55704194, 79577420, 99471775, 107123450, 111408388, 139260485, 198943550, 214246900, 278520970, 397887100, 557041940, 696302425, 1392604850, 2785209700]

約数ペア:

[(1, 2785209700), (2, 1392604850), (4, 696302425), (5, 557041940), (7, 397887100), (10, 278520970), (13, 214246900), (14, 198943550), (20, 139260485), (25, 111408388), (26, 107123450), (28, 99471775), (35, 79577420), (50, 55704194), (52, 53561725), (65, 42849380), (70, 39788710), (91, 30606700), (100, 27852097), (130, 21424690), (140, 19894355), (175, 15915484), (182, 15303350), (260, 10712345), (325, 8569876), (350, 7957742), (364, 7651675), (421, 6615700), (455, 6121340), (650, 4284938), (700, 3978871), (727, 3831100), (842, 3307850), (910, 3060670), (1300, 2142469), (1454, 1915550), (1684, 1653925), (1820, 1530335), (2105, 1323140), (2275, 1224268), (2908, 957775), (2947, 945100), (3635, 766220), (4210, 661570), (4550, 612134), (5089, 547300), (5473, 508900), (5894, 472550), (7270, 383110), (8420, 330785), (9100, 306067), (9451, 294700), (10178, 273650), (10525, 264628), (10946, 254450), (11788, 236275), (14540, 191555), (14735, 189020), (18175, 153244), (18902, 147350), (20356, 136825), (21050, 132314), (21892, 127225), (25445, 109460), (27365, 101780), (29470, 94510), (36350, 76622), (37804, 73675), (38311, 72700), (42100, 66157), (47255, 58940), (50890, 54730)]