13427500

素因数分解:

$2^2\times 5^4\times {\mathrm{41}}^1\times {\mathrm{131}}^1$

素因数の和:196

約数の個数: 60

約数和(自身を含む): 30309048

約数和(自身を除く): 16881548

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 125, 131, 164, 205, 250, 262, 410, 500, 524, 625, 655, 820, 1025, 1250, 1310, 2050, 2500, 2620, 3275, 4100, 5125, 5371, 6550, 10250, 10742, 13100, 16375, 20500, 21484, 25625, 26855, 32750, 51250, 53710, 65500, 81875, 102500, 107420, 134275, 163750, 268550, 327500, 537100, 671375, 1342750, 2685500, 3356875, 6713750, 13427500]

約数ペア:

[(1, 13427500), (2, 6713750), (4, 3356875), (5, 2685500), (10, 1342750), (20, 671375), (25, 537100), (41, 327500), (50, 268550), (82, 163750), (100, 134275), (125, 107420), (131, 102500), (164, 81875), (205, 65500), (250, 53710), (262, 51250), (410, 32750), (500, 26855), (524, 25625), (625, 21484), (655, 20500), (820, 16375), (1025, 13100), (1250, 10742), (1310, 10250), (2050, 6550), (2500, 5371), (2620, 5125), (3275, 4100)]