207859850

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:141

約数の個数: 144

約数和(自身を含む): 470219904

約数和(自身を除く): 262360054

約数列:

[1, 2, 5, 10, 11, 17, 22, 25, 34, 43, 47, 50, 55, 85, 86, 94, 110, 121, 170, 187, 215, 235, 242, 275, 374, 425, 430, 470, 473, 517, 550, 605, 731, 799, 850, 935, 946, 1034, 1075, 1175, 1210, 1462, 1598, 1870, 2021, 2057, 2150, 2350, 2365, 2585, 3025, 3655, 3995, 4042, 4114, 4675, 4730, 5170, 5203, 5687, 6050, 7310, 7990, 8041, 8789, 9350, 10105, 10285, 10406, 11374, 11825, 12925, 16082, 17578, 18275, 19975, 20210, 20570, 22231, 23650, 25850, 26015, 28435, 34357, 36550, 39950, 40205, 43945, 44462, 50525, 51425, 52030, 56870, 68714, 80410, 87890, 88451, 96679, 101050, 102850, 111155, 130075, 142175, 171785, 176902, 193358, 201025, 219725, 222310, 244541, 260150, 284350, 343570, 377927, 402050, 439450, 442255, 483395, 489082, 555775, 755854, 858925, 884510, 966790, 1111550, 1222705, 1717850, 1889635, 2211275, 2416975, 2445410, 3779270, 4157197, 4422550, 4833950, 6113525, 8314394, 9448175, 12227050, 18896350, 20785985, 41571970, 103929925, 207859850]

約数ペア:

[(1, 207859850), (2, 103929925), (5, 41571970), (10, 20785985), (11, 18896350), (17, 12227050), (22, 9448175), (25, 8314394), (34, 6113525), (43, 4833950), (47, 4422550), (50, 4157197), (55, 3779270), (85, 2445410), (86, 2416975), (94, 2211275), (110, 1889635), (121, 1717850), (170, 1222705), (187, 1111550), (215, 966790), (235, 884510), (242, 858925), (275, 755854), (374, 555775), (425, 489082), (430, 483395), (470, 442255), (473, 439450), (517, 402050), (550, 377927), (605, 343570), (731, 284350), (799, 260150), (850, 244541), (935, 222310), (946, 219725), (1034, 201025), (1075, 193358), (1175, 176902), (1210, 171785), (1462, 142175), (1598, 130075), (1870, 111155), (2021, 102850), (2057, 101050), (2150, 96679), (2350, 88451), (2365, 87890), (2585, 80410), (3025, 68714), (3655, 56870), (3995, 52030), (4042, 51425), (4114, 50525), (4675, 44462), (4730, 43945), (5170, 40205), (5203, 39950), (5687, 36550), (6050, 34357), (7310, 28435), (7990, 26015), (8041, 25850), (8789, 23650), (9350, 22231), (10105, 20570), (10285, 20210), (10406, 19975), (11374, 18275), (11825, 17578), (12925, 16082)]