197551900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1277}}^1$

素因数の和:1328

約数の個数: 144

約数和(自身を含む): 559089216

約数和(自身を除く): 361537316

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 17, 20, 25, 26, 28, 34, 35, 50, 52, 65, 68, 70, 85, 91, 100, 119, 130, 140, 170, 175, 182, 221, 238, 260, 325, 340, 350, 364, 425, 442, 455, 476, 595, 650, 700, 850, 884, 910, 1105, 1190, 1277, 1300, 1547, 1700, 1820, 2210, 2275, 2380, 2554, 2975, 3094, 4420, 4550, 5108, 5525, 5950, 6188, 6385, 7735, 8939, 9100, 11050, 11900, 12770, 15470, 16601, 17878, 21709, 22100, 25540, 30940, 31925, 33202, 35756, 38675, 43418, 44695, 63850, 66404, 77350, 83005, 86836, 89390, 108545, 116207, 127700, 151963, 154700, 166010, 178780, 217090, 223475, 232414, 282217, 303926, 332020, 415025, 434180, 446950, 464828, 542725, 564434, 581035, 607852, 759815, 830050, 893900, 1085450, 1128868, 1162070, 1411085, 1519630, 1660100, 1975519, 2170900, 2324140, 2822170, 2905175, 3039260, 3799075, 3951038, 5644340, 5810350, 7055425, 7598150, 7902076, 9877595, 11620700, 14110850, 15196300, 19755190, 28221700, 39510380, 49387975, 98775950, 197551900]

約数ペア:

[(1, 197551900), (2, 98775950), (4, 49387975), (5, 39510380), (7, 28221700), (10, 19755190), (13, 15196300), (14, 14110850), (17, 11620700), (20, 9877595), (25, 7902076), (26, 7598150), (28, 7055425), (34, 5810350), (35, 5644340), (50, 3951038), (52, 3799075), (65, 3039260), (68, 2905175), (70, 2822170), (85, 2324140), (91, 2170900), (100, 1975519), (119, 1660100), (130, 1519630), (140, 1411085), (170, 1162070), (175, 1128868), (182, 1085450), (221, 893900), (238, 830050), (260, 759815), (325, 607852), (340, 581035), (350, 564434), (364, 542725), (425, 464828), (442, 446950), (455, 434180), (476, 415025), (595, 332020), (650, 303926), (700, 282217), (850, 232414), (884, 223475), (910, 217090), (1105, 178780), (1190, 166010), (1277, 154700), (1300, 151963), (1547, 127700), (1700, 116207), (1820, 108545), (2210, 89390), (2275, 86836), (2380, 83005), (2554, 77350), (2975, 66404), (3094, 63850), (4420, 44695), (4550, 43418), (5108, 38675), (5525, 35756), (5950, 33202), (6188, 31925), (6385, 30940), (7735, 25540), (8939, 22100), (9100, 21709), (11050, 17878), (11900, 16601), (12770, 15470)]