26654560

素因数分解:

$2^5\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2731}}^1$

素因数の和:2807

約数の個数: 48

約数和(自身を含む): 64027152

約数和(自身を除く): 37372592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 80, 122, 160, 244, 305, 488, 610, 976, 1220, 1952, 2440, 2731, 4880, 5462, 9760, 10924, 13655, 21848, 27310, 43696, 54620, 87392, 109240, 166591, 218480, 333182, 436960, 666364, 832955, 1332728, 1665910, 2665456, 3331820, 5330912, 6663640, 13327280, 26654560]

約数ペア:

[(1, 26654560), (2, 13327280), (4, 6663640), (5, 5330912), (8, 3331820), (10, 2665456), (16, 1665910), (20, 1332728), (32, 832955), (40, 666364), (61, 436960), (80, 333182), (122, 218480), (160, 166591), (244, 109240), (305, 87392), (488, 54620), (610, 43696), (976, 27310), (1220, 21848), (1952, 13655), (2440, 10924), (2731, 9760), (4880, 5462)]