25832320

素因数分解:

$2^7\times 5^1\times {\mathrm{181}}^1\times {\mathrm{223}}^1$

素因数の和:423

約数の個数: 64

約数和(自身を含む): 62375040

約数和(自身を除く): 36542720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 181, 223, 320, 362, 446, 640, 724, 892, 905, 1115, 1448, 1784, 1810, 2230, 2896, 3568, 3620, 4460, 5792, 7136, 7240, 8920, 11584, 14272, 14480, 17840, 23168, 28544, 28960, 35680, 40363, 57920, 71360, 80726, 115840, 142720, 161452, 201815, 322904, 403630, 645808, 807260, 1291616, 1614520, 2583232, 3229040, 5166464, 6458080, 12916160, 25832320]

約数ペア:

[(1, 25832320), (2, 12916160), (4, 6458080), (5, 5166464), (8, 3229040), (10, 2583232), (16, 1614520), (20, 1291616), (32, 807260), (40, 645808), (64, 403630), (80, 322904), (128, 201815), (160, 161452), (181, 142720), (223, 115840), (320, 80726), (362, 71360), (446, 57920), (640, 40363), (724, 35680), (892, 28960), (905, 28544), (1115, 23168), (1448, 17840), (1784, 14480), (1810, 14272), (2230, 11584), (2896, 8920), (3568, 7240), (3620, 7136), (4460, 5792)]