1813142000

素因数分解:

$2^4\times 5^3\times {\mathrm{307}}^1\times {\mathrm{2953}}^1$

素因数の和:3283

約数の個数: 80

約数和(自身を含む): 4399947552

約数和(自身を除く): 2586805552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 307, 400, 500, 614, 1000, 1228, 1535, 2000, 2456, 2953, 3070, 4912, 5906, 6140, 7675, 11812, 12280, 14765, 15350, 23624, 24560, 29530, 30700, 38375, 47248, 59060, 61400, 73825, 76750, 118120, 122800, 147650, 153500, 236240, 295300, 307000, 369125, 590600, 614000, 738250, 906571, 1181200, 1476500, 1813142, 2953000, 3626284, 4532855, 5906000, 7252568, 9065710, 14505136, 18131420, 22664275, 36262840, 45328550, 72525680, 90657100, 113321375, 181314200, 226642750, 362628400, 453285500, 906571000, 1813142000]

約数ペア:

[(1, 1813142000), (2, 906571000), (4, 453285500), (5, 362628400), (8, 226642750), (10, 181314200), (16, 113321375), (20, 90657100), (25, 72525680), (40, 45328550), (50, 36262840), (80, 22664275), (100, 18131420), (125, 14505136), (200, 9065710), (250, 7252568), (307, 5906000), (400, 4532855), (500, 3626284), (614, 2953000), (1000, 1813142), (1228, 1476500), (1535, 1181200), (2000, 906571), (2456, 738250), (2953, 614000), (3070, 590600), (4912, 369125), (5906, 307000), (6140, 295300), (7675, 236240), (11812, 153500), (12280, 147650), (14765, 122800), (15350, 118120), (23624, 76750), (24560, 73825), (29530, 61400), (30700, 59060), (38375, 47248)]