428648200

素因数分解:

$2^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{907}}^1$

素因数の和:1079

約数の個数: 96

約数和(自身を含む): 1063994400

約数和(自身を除く): 635346200

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 34, 40, 50, 68, 85, 100, 136, 139, 170, 200, 278, 340, 425, 556, 680, 695, 850, 907, 1112, 1390, 1700, 1814, 2363, 2780, 3400, 3475, 3628, 4535, 4726, 5560, 6950, 7256, 9070, 9452, 11815, 13900, 15419, 18140, 18904, 22675, 23630, 27800, 30838, 36280, 45350, 47260, 59075, 61676, 77095, 90700, 94520, 118150, 123352, 126073, 154190, 181400, 236300, 252146, 308380, 385475, 472600, 504292, 616760, 630365, 770950, 1008584, 1260730, 1541900, 2143241, 2521460, 3083800, 3151825, 4286482, 5042920, 6303650, 8572964, 10716205, 12607300, 17145928, 21432410, 25214600, 42864820, 53581025, 85729640, 107162050, 214324100, 428648200]

約数ペア:

[(1, 428648200), (2, 214324100), (4, 107162050), (5, 85729640), (8, 53581025), (10, 42864820), (17, 25214600), (20, 21432410), (25, 17145928), (34, 12607300), (40, 10716205), (50, 8572964), (68, 6303650), (85, 5042920), (100, 4286482), (136, 3151825), (139, 3083800), (170, 2521460), (200, 2143241), (278, 1541900), (340, 1260730), (425, 1008584), (556, 770950), (680, 630365), (695, 616760), (850, 504292), (907, 472600), (1112, 385475), (1390, 308380), (1700, 252146), (1814, 236300), (2363, 181400), (2780, 154190), (3400, 126073), (3475, 123352), (3628, 118150), (4535, 94520), (4726, 90700), (5560, 77095), (6950, 61676), (7256, 59075), (9070, 47260), (9452, 45350), (11815, 36280), (13900, 30838), (15419, 27800), (18140, 23630), (18904, 22675)]