68282500

素因数分解:

$2^2\times 5^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1$

素因数の和:239

約数の個数: 120

約数和(自身を含む): 176343552

約数和(自身を除く): 108061052

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 25, 26, 44, 50, 52, 55, 65, 100, 110, 125, 130, 143, 191, 220, 250, 260, 275, 286, 325, 382, 500, 550, 572, 625, 650, 715, 764, 955, 1100, 1250, 1300, 1375, 1430, 1625, 1910, 2101, 2483, 2500, 2750, 2860, 3250, 3575, 3820, 4202, 4775, 4966, 5500, 6500, 6875, 7150, 8125, 8404, 9550, 9932, 10505, 12415, 13750, 14300, 16250, 17875, 19100, 21010, 23875, 24830, 27313, 27500, 32500, 35750, 42020, 47750, 49660, 52525, 54626, 62075, 71500, 89375, 95500, 105050, 109252, 119375, 124150, 136565, 178750, 210100, 238750, 248300, 262625, 273130, 310375, 357500, 477500, 525250, 546260, 620750, 682825, 1050500, 1241500, 1313125, 1365650, 1551875, 2626250, 2731300, 3103750, 3414125, 5252500, 6207500, 6828250, 13656500, 17070625, 34141250, 68282500]

約数ペア:

[(1, 68282500), (2, 34141250), (4, 17070625), (5, 13656500), (10, 6828250), (11, 6207500), (13, 5252500), (20, 3414125), (22, 3103750), (25, 2731300), (26, 2626250), (44, 1551875), (50, 1365650), (52, 1313125), (55, 1241500), (65, 1050500), (100, 682825), (110, 620750), (125, 546260), (130, 525250), (143, 477500), (191, 357500), (220, 310375), (250, 273130), (260, 262625), (275, 248300), (286, 238750), (325, 210100), (382, 178750), (500, 136565), (550, 124150), (572, 119375), (625, 109252), (650, 105050), (715, 95500), (764, 89375), (955, 71500), (1100, 62075), (1250, 54626), (1300, 52525), (1375, 49660), (1430, 47750), (1625, 42020), (1910, 35750), (2101, 32500), (2483, 27500), (2500, 27313), (2750, 24830), (2860, 23875), (3250, 21010), (3575, 19100), (3820, 17875), (4202, 16250), (4775, 14300), (4966, 13750), (5500, 12415), (6500, 10505), (6875, 9932), (7150, 9550), (8125, 8404)]