213380453900

素因数分解:

$2^2\times 5^2\times {\mathrm{53}}^1\times {\mathrm{3929}}^1\times {\mathrm{10247}}^1$

素因数の和:14243

約数の個数: 72

約数和(自身を含む): 471938231520

約数和(自身を除く): 258557777620

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 53, 100, 106, 212, 265, 530, 1060, 1325, 2650, 3929, 5300, 7858, 10247, 15716, 19645, 20494, 39290, 40988, 51235, 78580, 98225, 102470, 196450, 204940, 208237, 256175, 392900, 416474, 512350, 543091, 832948, 1024700, 1041185, 1086182, 2082370, 2172364, 2715455, 4164740, 5205925, 5430910, 10411850, 10861820, 13577275, 20823700, 27154550, 40260463, 54309100, 80520926, 161041852, 201302315, 402604630, 805209260, 1006511575, 2013023150, 2133804539, 4026046300, 4267609078, 8535218156, 10669022695, 21338045390, 42676090780, 53345113475, 106690226950, 213380453900]

約数ペア:

[(1, 213380453900), (2, 106690226950), (4, 53345113475), (5, 42676090780), (10, 21338045390), (20, 10669022695), (25, 8535218156), (50, 4267609078), (53, 4026046300), (100, 2133804539), (106, 2013023150), (212, 1006511575), (265, 805209260), (530, 402604630), (1060, 201302315), (1325, 161041852), (2650, 80520926), (3929, 54309100), (5300, 40260463), (7858, 27154550), (10247, 20823700), (15716, 13577275), (19645, 10861820), (20494, 10411850), (39290, 5430910), (40988, 5205925), (51235, 4164740), (78580, 2715455), (98225, 2172364), (102470, 2082370), (196450, 1086182), (204940, 1041185), (208237, 1024700), (256175, 832948), (392900, 543091), (416474, 512350)]