25220640

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{52543}}^1$

素因数の和:52561

約数の個数: 48

約数和(自身を含む): 79446528

約数和(自身を除く): 54225888

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 52543, 105086, 157629, 210172, 262715, 315258, 420344, 525430, 630516, 788145, 840688, 1050860, 1261032, 1576290, 1681376, 2101720, 2522064, 3152580, 4203440, 5044128, 6305160, 8406880, 12610320, 25220640]

約数ペア:

[(1, 25220640), (2, 12610320), (3, 8406880), (4, 6305160), (5, 5044128), (6, 4203440), (8, 3152580), (10, 2522064), (12, 2101720), (15, 1681376), (16, 1576290), (20, 1261032), (24, 1050860), (30, 840688), (32, 788145), (40, 630516), (48, 525430), (60, 420344), (80, 315258), (96, 262715), (120, 210172), (160, 157629), (240, 105086), (480, 52543)]