31989648

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{199}}^1$

素因数の和:424

約数の個数: 80

約数和(自身を含む): 88387200

約数和(自身を除く): 56397552

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 136, 197, 199, 204, 272, 394, 398, 408, 591, 597, 788, 796, 816, 1182, 1194, 1576, 1592, 2364, 2388, 3152, 3184, 3349, 3383, 4728, 4776, 6698, 6766, 9456, 9552, 10047, 10149, 13396, 13532, 20094, 20298, 26792, 27064, 39203, 40188, 40596, 53584, 54128, 78406, 80376, 81192, 117609, 156812, 160752, 162384, 235218, 313624, 470436, 627248, 666451, 940872, 1332902, 1881744, 1999353, 2665804, 3998706, 5331608, 7997412, 10663216, 15994824, 31989648]

約数ペア:

[(1, 31989648), (2, 15994824), (3, 10663216), (4, 7997412), (6, 5331608), (8, 3998706), (12, 2665804), (16, 1999353), (17, 1881744), (24, 1332902), (34, 940872), (48, 666451), (51, 627248), (68, 470436), (102, 313624), (136, 235218), (197, 162384), (199, 160752), (204, 156812), (272, 117609), (394, 81192), (398, 80376), (408, 78406), (591, 54128), (597, 53584), (788, 40596), (796, 40188), (816, 39203), (1182, 27064), (1194, 26792), (1576, 20298), (1592, 20094), (2364, 13532), (2388, 13396), (3152, 10149), (3184, 10047), (3349, 9552), (3383, 9456), (4728, 6766), (4776, 6698)]