2021566250

素因数分解:

$2^1\times 5^4\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{631}}^1$

素因数の和:897

約数の個数: 80

約数和(自身を含む): 4158019008

約数和(自身を除く): 2136452758

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 125, 233, 250, 275, 466, 550, 625, 631, 1165, 1250, 1262, 1375, 2330, 2563, 2750, 3155, 5126, 5825, 6310, 6875, 6941, 11650, 12815, 13750, 13882, 15775, 25630, 29125, 31550, 34705, 58250, 64075, 69410, 78875, 128150, 145625, 147023, 157750, 173525, 291250, 294046, 320375, 347050, 394375, 640750, 735115, 788750, 867625, 1470230, 1601875, 1617253, 1735250, 3203750, 3234506, 3675575, 4338125, 7351150, 8086265, 8676250, 16172530, 18377875, 36755750, 40431325, 80862650, 91889375, 183778750, 202156625, 404313250, 1010783125, 2021566250]

約数ペア:

[(1, 2021566250), (2, 1010783125), (5, 404313250), (10, 202156625), (11, 183778750), (22, 91889375), (25, 80862650), (50, 40431325), (55, 36755750), (110, 18377875), (125, 16172530), (233, 8676250), (250, 8086265), (275, 7351150), (466, 4338125), (550, 3675575), (625, 3234506), (631, 3203750), (1165, 1735250), (1250, 1617253), (1262, 1601875), (1375, 1470230), (2330, 867625), (2563, 788750), (2750, 735115), (3155, 640750), (5126, 394375), (5825, 347050), (6310, 320375), (6875, 294046), (6941, 291250), (11650, 173525), (12815, 157750), (13750, 147023), (13882, 145625), (15775, 128150), (25630, 78875), (29125, 69410), (31550, 64075), (34705, 58250)]