48736640

素因数分解:

$2^7\times 5^1\times {\mathrm{271}}^1\times {\mathrm{281}}^1$

素因数の和:571

約数の個数: 64

約数和(自身を含む): 117357120

約数和(自身を除く): 68620480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 271, 281, 320, 542, 562, 640, 1084, 1124, 1355, 1405, 2168, 2248, 2710, 2810, 4336, 4496, 5420, 5620, 8672, 8992, 10840, 11240, 17344, 17984, 21680, 22480, 34688, 35968, 43360, 44960, 76151, 86720, 89920, 152302, 173440, 179840, 304604, 380755, 609208, 761510, 1218416, 1523020, 2436832, 3046040, 4873664, 6092080, 9747328, 12184160, 24368320, 48736640]

約数ペア:

[(1, 48736640), (2, 24368320), (4, 12184160), (5, 9747328), (8, 6092080), (10, 4873664), (16, 3046040), (20, 2436832), (32, 1523020), (40, 1218416), (64, 761510), (80, 609208), (128, 380755), (160, 304604), (271, 179840), (281, 173440), (320, 152302), (542, 89920), (562, 86720), (640, 76151), (1084, 44960), (1124, 43360), (1355, 35968), (1405, 34688), (2168, 22480), (2248, 21680), (2710, 17984), (2810, 17344), (4336, 11240), (4496, 10840), (5420, 8992), (5620, 8672)]