18916523900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^3\times {\mathrm{139}}^1\times {\mathrm{277}}^1$

素因数の和:481

約数の個数: 144

約数和(自身を含む): 44086240800

約数和(自身を除く): 25169716900

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 139, 170, 277, 278, 289, 340, 425, 554, 556, 578, 695, 850, 1108, 1156, 1385, 1390, 1445, 1700, 2363, 2770, 2780, 2890, 3475, 4709, 4726, 4913, 5540, 5780, 6925, 6950, 7225, 9418, 9452, 9826, 11815, 13850, 13900, 14450, 18836, 19652, 23545, 23630, 24565, 27700, 28900, 38503, 40171, 47090, 47260, 49130, 59075, 77006, 80053, 80342, 94180, 98260, 117725, 118150, 122825, 154012, 160106, 160684, 192515, 200855, 235450, 236300, 245650, 320212, 385030, 400265, 401710, 470900, 491300, 654551, 682907, 770060, 800530, 803420, 962575, 1004275, 1309102, 1360901, 1365814, 1601060, 1925150, 2001325, 2008550, 2618204, 2721802, 2731628, 3272755, 3414535, 3850300, 4002650, 4017100, 5443604, 6545510, 6804505, 6829070, 8005300, 11127367, 13091020, 13609010, 13658140, 16363775, 17072675, 22254734, 27218020, 32727550, 34022525, 34145350, 44509468, 55636835, 65455100, 68045050, 68290700, 111273670, 136090100, 189165239, 222547340, 278184175, 378330478, 556368350, 756660956, 945826195, 1112736700, 1891652390, 3783304780, 4729130975, 9458261950, 18916523900]

約数ペア:

[(1, 18916523900), (2, 9458261950), (4, 4729130975), (5, 3783304780), (10, 1891652390), (17, 1112736700), (20, 945826195), (25, 756660956), (34, 556368350), (50, 378330478), (68, 278184175), (85, 222547340), (100, 189165239), (139, 136090100), (170, 111273670), (277, 68290700), (278, 68045050), (289, 65455100), (340, 55636835), (425, 44509468), (554, 34145350), (556, 34022525), (578, 32727550), (695, 27218020), (850, 22254734), (1108, 17072675), (1156, 16363775), (1385, 13658140), (1390, 13609010), (1445, 13091020), (1700, 11127367), (2363, 8005300), (2770, 6829070), (2780, 6804505), (2890, 6545510), (3475, 5443604), (4709, 4017100), (4726, 4002650), (4913, 3850300), (5540, 3414535), (5780, 3272755), (6925, 2731628), (6950, 2721802), (7225, 2618204), (9418, 2008550), (9452, 2001325), (9826, 1925150), (11815, 1601060), (13850, 1365814), (13900, 1360901), (14450, 1309102), (18836, 1004275), (19652, 962575), (23545, 803420), (23630, 800530), (24565, 770060), (27700, 682907), (28900, 654551), (38503, 491300), (40171, 470900), (47090, 401710), (47260, 400265), (49130, 385030), (59075, 320212), (77006, 245650), (80053, 236300), (80342, 235450), (94180, 200855), (98260, 192515), (117725, 160684), (118150, 160106), (122825, 154012)]