20782225345

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1\times {\mathrm{3863}}^1$

素因数の和:4102

約数の個数: 64

約数和(自身を含む): 30660747264

約数和(自身を除く): 9878521919

約数列:

[1, 5, 7, 23, 35, 41, 115, 161, 163, 205, 287, 805, 815, 943, 1141, 1435, 3749, 3863, 4715, 5705, 6601, 6683, 18745, 19315, 26243, 27041, 33005, 33415, 46781, 88849, 131215, 135205, 153709, 158383, 233905, 444245, 621943, 629669, 768545, 791915, 1075963, 1108681, 3109715, 3148345, 3642809, 4407683, 5379815, 5543405, 14482387, 18214045, 22038415, 25499663, 25816429, 72411935, 101376709, 127498315, 129082145, 180715003, 506883545, 593777867, 903575015, 2968889335, 4156445069, 20782225345]

約数ペア:

[(1, 20782225345), (5, 4156445069), (7, 2968889335), (23, 903575015), (35, 593777867), (41, 506883545), (115, 180715003), (161, 129082145), (163, 127498315), (205, 101376709), (287, 72411935), (805, 25816429), (815, 25499663), (943, 22038415), (1141, 18214045), (1435, 14482387), (3749, 5543405), (3863, 5379815), (4715, 4407683), (5705, 3642809), (6601, 3148345), (6683, 3109715), (18745, 1108681), (19315, 1075963), (26243, 791915), (27041, 768545), (33005, 629669), (33415, 621943), (46781, 444245), (88849, 233905), (131215, 158383), (135205, 153709)]