5555600

素因数分解:

$2^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:97

約数の個数: 120

約数和(自身を含む): 15222240

約数和(自身を除く): 9666640

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 25, 34, 38, 40, 43, 50, 68, 76, 80, 85, 86, 95, 100, 136, 152, 170, 172, 190, 200, 215, 272, 304, 323, 340, 344, 380, 400, 425, 430, 475, 646, 680, 688, 731, 760, 817, 850, 860, 950, 1075, 1292, 1360, 1462, 1520, 1615, 1634, 1700, 1720, 1900, 2150, 2584, 2924, 3230, 3268, 3400, 3440, 3655, 3800, 4085, 4300, 5168, 5848, 6460, 6536, 6800, 7310, 7600, 8075, 8170, 8600, 11696, 12920, 13072, 13889, 14620, 16150, 16340, 17200, 18275, 20425, 25840, 27778, 29240, 32300, 32680, 36550, 40850, 55556, 58480, 64600, 65360, 69445, 73100, 81700, 111112, 129200, 138890, 146200, 163400, 222224, 277780, 292400, 326800, 347225, 555560, 694450, 1111120, 1388900, 2777800, 5555600]

約数ペア:

[(1, 5555600), (2, 2777800), (4, 1388900), (5, 1111120), (8, 694450), (10, 555560), (16, 347225), (17, 326800), (19, 292400), (20, 277780), (25, 222224), (34, 163400), (38, 146200), (40, 138890), (43, 129200), (50, 111112), (68, 81700), (76, 73100), (80, 69445), (85, 65360), (86, 64600), (95, 58480), (100, 55556), (136, 40850), (152, 36550), (170, 32680), (172, 32300), (190, 29240), (200, 27778), (215, 25840), (272, 20425), (304, 18275), (323, 17200), (340, 16340), (344, 16150), (380, 14620), (400, 13889), (425, 13072), (430, 12920), (475, 11696), (646, 8600), (680, 8170), (688, 8075), (731, 7600), (760, 7310), (817, 6800), (850, 6536), (860, 6460), (950, 5848), (1075, 5168), (1292, 4300), (1360, 4085), (1462, 3800), (1520, 3655), (1615, 3440), (1634, 3400), (1700, 3268), (1720, 3230), (1900, 2924), (2150, 2584)]