68711500

素因数分解:

$2^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2$

素因数の和:105

約数の個数: 144

約数和(自身を含む): 182171808

約数和(自身を除く): 113460308

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 25, 26, 31, 44, 50, 52, 55, 62, 65, 100, 110, 124, 125, 130, 143, 155, 220, 250, 260, 275, 286, 310, 325, 341, 403, 500, 550, 572, 620, 650, 682, 715, 775, 806, 961, 1100, 1300, 1364, 1375, 1430, 1550, 1612, 1625, 1705, 1922, 2015, 2750, 2860, 3100, 3250, 3410, 3575, 3844, 3875, 4030, 4433, 4805, 5500, 6500, 6820, 7150, 7750, 8060, 8525, 8866, 9610, 10075, 10571, 12493, 14300, 15500, 17050, 17732, 17875, 19220, 20150, 21142, 22165, 24025, 24986, 34100, 35750, 40300, 42284, 42625, 44330, 48050, 49972, 50375, 52855, 62465, 71500, 85250, 88660, 96100, 100750, 105710, 110825, 120125, 124930, 137423, 170500, 201500, 211420, 221650, 240250, 249860, 264275, 274846, 312325, 443300, 480500, 528550, 549692, 554125, 624650, 687115, 1057100, 1108250, 1249300, 1321375, 1374230, 1561625, 2216500, 2642750, 2748460, 3123250, 3435575, 5285500, 6246500, 6871150, 13742300, 17177875, 34355750, 68711500]

約数ペア:

[(1, 68711500), (2, 34355750), (4, 17177875), (5, 13742300), (10, 6871150), (11, 6246500), (13, 5285500), (20, 3435575), (22, 3123250), (25, 2748460), (26, 2642750), (31, 2216500), (44, 1561625), (50, 1374230), (52, 1321375), (55, 1249300), (62, 1108250), (65, 1057100), (100, 687115), (110, 624650), (124, 554125), (125, 549692), (130, 528550), (143, 480500), (155, 443300), (220, 312325), (250, 274846), (260, 264275), (275, 249860), (286, 240250), (310, 221650), (325, 211420), (341, 201500), (403, 170500), (500, 137423), (550, 124930), (572, 120125), (620, 110825), (650, 105710), (682, 100750), (715, 96100), (775, 88660), (806, 85250), (961, 71500), (1100, 62465), (1300, 52855), (1364, 50375), (1375, 49972), (1430, 48050), (1550, 44330), (1612, 42625), (1625, 42284), (1705, 40300), (1922, 35750), (2015, 34100), (2750, 24986), (2860, 24025), (3100, 22165), (3250, 21142), (3410, 20150), (3575, 19220), (3844, 17875), (3875, 17732), (4030, 17050), (4433, 15500), (4805, 14300), (5500, 12493), (6500, 10571), (6820, 10075), (7150, 9610), (7750, 8866), (8060, 8525)]