54217900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2143}}^1$

素因数の和:2191

約数の個数: 72

約数和(自身を含む): 133991424

約数和(自身を除く): 79773524

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 25, 44, 46, 50, 55, 92, 100, 110, 115, 220, 230, 253, 275, 460, 506, 550, 575, 1012, 1100, 1150, 1265, 2143, 2300, 2530, 4286, 5060, 6325, 8572, 10715, 12650, 21430, 23573, 25300, 42860, 47146, 49289, 53575, 94292, 98578, 107150, 117865, 197156, 214300, 235730, 246445, 471460, 492890, 542179, 589325, 985780, 1084358, 1178650, 1232225, 2168716, 2357300, 2464450, 2710895, 4928900, 5421790, 10843580, 13554475, 27108950, 54217900]

約数ペア:

[(1, 54217900), (2, 27108950), (4, 13554475), (5, 10843580), (10, 5421790), (11, 4928900), (20, 2710895), (22, 2464450), (23, 2357300), (25, 2168716), (44, 1232225), (46, 1178650), (50, 1084358), (55, 985780), (92, 589325), (100, 542179), (110, 492890), (115, 471460), (220, 246445), (230, 235730), (253, 214300), (275, 197156), (460, 117865), (506, 107150), (550, 98578), (575, 94292), (1012, 53575), (1100, 49289), (1150, 47146), (1265, 42860), (2143, 25300), (2300, 23573), (2530, 21430), (4286, 12650), (5060, 10715), (6325, 8572)]