201552640

素因数分解:

$2^8\times 5^1\times {\mathrm{53}}^1\times {\mathrm{2971}}^1$

素因数の和:3045

約数の個数: 72

約数和(自身を含む): 492056208

約数和(自身を除く): 290503568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 64, 80, 106, 128, 160, 212, 256, 265, 320, 424, 530, 640, 848, 1060, 1280, 1696, 2120, 2971, 3392, 4240, 5942, 6784, 8480, 11884, 13568, 14855, 16960, 23768, 29710, 33920, 47536, 59420, 67840, 95072, 118840, 157463, 190144, 237680, 314926, 380288, 475360, 629852, 760576, 787315, 950720, 1259704, 1574630, 1901440, 2519408, 3149260, 3802880, 5038816, 6298520, 10077632, 12597040, 20155264, 25194080, 40310528, 50388160, 100776320, 201552640]

約数ペア:

[(1, 201552640), (2, 100776320), (4, 50388160), (5, 40310528), (8, 25194080), (10, 20155264), (16, 12597040), (20, 10077632), (32, 6298520), (40, 5038816), (53, 3802880), (64, 3149260), (80, 2519408), (106, 1901440), (128, 1574630), (160, 1259704), (212, 950720), (256, 787315), (265, 760576), (320, 629852), (424, 475360), (530, 380288), (640, 314926), (848, 237680), (1060, 190144), (1280, 157463), (1696, 118840), (2120, 95072), (2971, 67840), (3392, 59420), (4240, 47536), (5942, 33920), (6784, 29710), (8480, 23768), (11884, 16960), (13568, 14855)]