71746400

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1$

素因数の和:325

約数の個数: 144

約数和(自身を含む): 197987328

約数和(自身を除く): 126240928

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 31, 32, 40, 44, 50, 55, 62, 80, 88, 100, 110, 124, 155, 160, 176, 200, 220, 248, 263, 275, 310, 341, 352, 400, 440, 496, 526, 550, 620, 682, 775, 800, 880, 992, 1052, 1100, 1240, 1315, 1364, 1550, 1705, 1760, 2104, 2200, 2480, 2630, 2728, 2893, 3100, 3410, 4208, 4400, 4960, 5260, 5456, 5786, 6200, 6575, 6820, 8153, 8416, 8525, 8800, 10520, 10912, 11572, 12400, 13150, 13640, 14465, 16306, 17050, 21040, 23144, 24800, 26300, 27280, 28930, 32612, 34100, 40765, 42080, 46288, 52600, 54560, 57860, 65224, 68200, 72325, 81530, 89683, 92576, 105200, 115720, 130448, 136400, 144650, 163060, 179366, 203825, 210400, 231440, 260896, 272800, 289300, 326120, 358732, 407650, 448415, 462880, 578600, 652240, 717464, 815300, 896830, 1157200, 1304480, 1434928, 1630600, 1793660, 2242075, 2314400, 2869856, 3261200, 3587320, 4484150, 6522400, 7174640, 8968300, 14349280, 17936600, 35873200, 71746400]

約数ペア:

[(1, 71746400), (2, 35873200), (4, 17936600), (5, 14349280), (8, 8968300), (10, 7174640), (11, 6522400), (16, 4484150), (20, 3587320), (22, 3261200), (25, 2869856), (31, 2314400), (32, 2242075), (40, 1793660), (44, 1630600), (50, 1434928), (55, 1304480), (62, 1157200), (80, 896830), (88, 815300), (100, 717464), (110, 652240), (124, 578600), (155, 462880), (160, 448415), (176, 407650), (200, 358732), (220, 326120), (248, 289300), (263, 272800), (275, 260896), (310, 231440), (341, 210400), (352, 203825), (400, 179366), (440, 163060), (496, 144650), (526, 136400), (550, 130448), (620, 115720), (682, 105200), (775, 92576), (800, 89683), (880, 81530), (992, 72325), (1052, 68200), (1100, 65224), (1240, 57860), (1315, 54560), (1364, 52600), (1550, 46288), (1705, 42080), (1760, 40765), (2104, 34100), (2200, 32612), (2480, 28930), (2630, 27280), (2728, 26300), (2893, 24800), (3100, 23144), (3410, 21040), (4208, 17050), (4400, 16306), (4960, 14465), (5260, 13640), (5456, 13150), (5786, 12400), (6200, 11572), (6575, 10912), (6820, 10520), (8153, 8800), (8416, 8525)]