72216088

素因数分解:

$2^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{443}}^1$

素因数の和:568

約数の個数: 64

約数和(自身を含む): 161118720

約数和(自身を除く): 88902632

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 56, 71, 82, 142, 164, 284, 287, 328, 443, 497, 568, 574, 886, 994, 1148, 1772, 1988, 2296, 2911, 3101, 3544, 3976, 5822, 6202, 11644, 12404, 18163, 20377, 23288, 24808, 31453, 36326, 40754, 62906, 72652, 81508, 125812, 127141, 145304, 163016, 220171, 251624, 254282, 440342, 508564, 880684, 1017128, 1289573, 1761368, 2579146, 5158292, 9027011, 10316584, 18054022, 36108044, 72216088]

約数ペア:

[(1, 72216088), (2, 36108044), (4, 18054022), (7, 10316584), (8, 9027011), (14, 5158292), (28, 2579146), (41, 1761368), (56, 1289573), (71, 1017128), (82, 880684), (142, 508564), (164, 440342), (284, 254282), (287, 251624), (328, 220171), (443, 163016), (497, 145304), (568, 127141), (574, 125812), (886, 81508), (994, 72652), (1148, 62906), (1772, 40754), (1988, 36326), (2296, 31453), (2911, 24808), (3101, 23288), (3544, 20377), (3976, 18163), (5822, 12404), (6202, 11644)]