13080040480

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1889}}^1\times {\mathrm{3329}}^1$

素因数の和:5246

約数の個数: 96

約数和(自身を含む): 33306260400

約数和(自身を除く): 20226219920

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 1889, 2080, 3329, 3778, 6658, 7556, 9445, 13316, 15112, 16645, 18890, 24557, 26632, 30224, 33290, 37780, 43277, 49114, 53264, 60448, 66580, 75560, 86554, 98228, 106528, 122785, 133160, 151120, 173108, 196456, 216385, 245570, 266320, 302240, 346216, 392912, 432770, 491140, 532640, 692432, 785824, 865540, 982280, 1384864, 1731080, 1964560, 3462160, 3929120, 6288481, 6924320, 12576962, 25153924, 31442405, 50307848, 62884810, 81750253, 100615696, 125769620, 163500506, 201231392, 251539240, 327001012, 408751265, 503078480, 654002024, 817502530, 1006156960, 1308004048, 1635005060, 2616008096, 3270010120, 6540020240, 13080040480]

約数ペア:

[(1, 13080040480), (2, 6540020240), (4, 3270010120), (5, 2616008096), (8, 1635005060), (10, 1308004048), (13, 1006156960), (16, 817502530), (20, 654002024), (26, 503078480), (32, 408751265), (40, 327001012), (52, 251539240), (65, 201231392), (80, 163500506), (104, 125769620), (130, 100615696), (160, 81750253), (208, 62884810), (260, 50307848), (416, 31442405), (520, 25153924), (1040, 12576962), (1889, 6924320), (2080, 6288481), (3329, 3929120), (3778, 3462160), (6658, 1964560), (7556, 1731080), (9445, 1384864), (13316, 982280), (15112, 865540), (16645, 785824), (18890, 692432), (24557, 532640), (26632, 491140), (30224, 432770), (33290, 392912), (37780, 346216), (43277, 302240), (49114, 266320), (53264, 245570), (60448, 216385), (66580, 196456), (75560, 173108), (86554, 151120), (98228, 133160), (106528, 122785)]