81617261724

素因数分解:

$2^2\times 3^2\times {\mathrm{179}}^1\times {\mathrm{2161}}^1\times {\mathrm{5861}}^1$

素因数の和:8211

約数の個数: 72

約数和(自身を含む): 207594288720

約数和(自身を除く): 125977026996

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 179, 358, 537, 716, 1074, 1611, 2148, 2161, 3222, 4322, 5861, 6444, 6483, 8644, 11722, 12966, 17583, 19449, 23444, 25932, 35166, 38898, 52749, 70332, 77796, 105498, 210996, 386819, 773638, 1049119, 1160457, 1547276, 2098238, 2320914, 3147357, 3481371, 4196476, 4641828, 6294714, 6962742, 9442071, 12589428, 12665621, 13925484, 18884142, 25331242, 37768284, 37996863, 50662484, 75993726, 113990589, 151987452, 227981178, 455962356, 2267146159, 4534292318, 6801438477, 9068584636, 13602876954, 20404315431, 27205753908, 40808630862, 81617261724]

約数ペア:

[(1, 81617261724), (2, 40808630862), (3, 27205753908), (4, 20404315431), (6, 13602876954), (9, 9068584636), (12, 6801438477), (18, 4534292318), (36, 2267146159), (179, 455962356), (358, 227981178), (537, 151987452), (716, 113990589), (1074, 75993726), (1611, 50662484), (2148, 37996863), (2161, 37768284), (3222, 25331242), (4322, 18884142), (5861, 13925484), (6444, 12665621), (6483, 12589428), (8644, 9442071), (11722, 6962742), (12966, 6294714), (17583, 4641828), (19449, 4196476), (23444, 3481371), (25932, 3147357), (35166, 2320914), (38898, 2098238), (52749, 1547276), (70332, 1160457), (77796, 1049119), (105498, 773638), (210996, 386819)]