55442500

素因数分解:

$2^2\times 5^4\times {\mathrm{67}}^1\times {\mathrm{331}}^1$

素因数の和:422

約数の個数: 60

約数和(自身を含む): 123422992

約数和(自身を除く): 67980492

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 67, 100, 125, 134, 250, 268, 331, 335, 500, 625, 662, 670, 1250, 1324, 1340, 1655, 1675, 2500, 3310, 3350, 6620, 6700, 8275, 8375, 16550, 16750, 22177, 33100, 33500, 41375, 41875, 44354, 82750, 83750, 88708, 110885, 165500, 167500, 206875, 221770, 413750, 443540, 554425, 827500, 1108850, 2217700, 2772125, 5544250, 11088500, 13860625, 27721250, 55442500]

約数ペア:

[(1, 55442500), (2, 27721250), (4, 13860625), (5, 11088500), (10, 5544250), (20, 2772125), (25, 2217700), (50, 1108850), (67, 827500), (100, 554425), (125, 443540), (134, 413750), (250, 221770), (268, 206875), (331, 167500), (335, 165500), (500, 110885), (625, 88708), (662, 83750), (670, 82750), (1250, 44354), (1324, 41875), (1340, 41375), (1655, 33500), (1675, 33100), (2500, 22177), (3310, 16750), (3350, 16550), (6620, 8375), (6700, 8275)]