187996900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{283}}^1$

素因数の和:390

約数の個数: 144

約数和(自身を含む): 510772864

約数和(自身を除く): 322775964

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 50, 52, 65, 70, 73, 91, 100, 130, 140, 146, 175, 182, 260, 283, 292, 325, 350, 364, 365, 455, 511, 566, 650, 700, 730, 910, 949, 1022, 1132, 1300, 1415, 1460, 1820, 1825, 1898, 1981, 2044, 2275, 2555, 2830, 3650, 3679, 3796, 3962, 4550, 4745, 5110, 5660, 6643, 7075, 7300, 7358, 7924, 9100, 9490, 9905, 10220, 12775, 13286, 14150, 14716, 18395, 18980, 19810, 20659, 23725, 25550, 25753, 26572, 28300, 33215, 36790, 39620, 41318, 47450, 49525, 51100, 51506, 66430, 73580, 82636, 91975, 94900, 99050, 103012, 103295, 128765, 132860, 144613, 166075, 183950, 198100, 206590, 257530, 268567, 289226, 332150, 367900, 413180, 515060, 516475, 537134, 578452, 643825, 664300, 723065, 1032950, 1074268, 1287650, 1342835, 1446130, 1879969, 2065900, 2575300, 2685670, 2892260, 3615325, 3759938, 5371340, 6714175, 7230650, 7519876, 9399845, 13428350, 14461300, 18799690, 26856700, 37599380, 46999225, 93998450, 187996900]

約数ペア:

[(1, 187996900), (2, 93998450), (4, 46999225), (5, 37599380), (7, 26856700), (10, 18799690), (13, 14461300), (14, 13428350), (20, 9399845), (25, 7519876), (26, 7230650), (28, 6714175), (35, 5371340), (50, 3759938), (52, 3615325), (65, 2892260), (70, 2685670), (73, 2575300), (91, 2065900), (100, 1879969), (130, 1446130), (140, 1342835), (146, 1287650), (175, 1074268), (182, 1032950), (260, 723065), (283, 664300), (292, 643825), (325, 578452), (350, 537134), (364, 516475), (365, 515060), (455, 413180), (511, 367900), (566, 332150), (650, 289226), (700, 268567), (730, 257530), (910, 206590), (949, 198100), (1022, 183950), (1132, 166075), (1300, 144613), (1415, 132860), (1460, 128765), (1820, 103295), (1825, 103012), (1898, 99050), (1981, 94900), (2044, 91975), (2275, 82636), (2555, 73580), (2830, 66430), (3650, 51506), (3679, 51100), (3796, 49525), (3962, 47450), (4550, 41318), (4745, 39620), (5110, 36790), (5660, 33215), (6643, 28300), (7075, 26572), (7300, 25753), (7358, 25550), (7924, 23725), (9100, 20659), (9490, 19810), (9905, 18980), (10220, 18395), (12775, 14716), (13286, 14150)]