61655464

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{811}}^1$

素因数の和:890

約数の個数: 64

約数和(自身を含む): 135051840

約数和(自身を除く): 73396376

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 43, 52, 68, 86, 104, 136, 172, 221, 344, 442, 559, 731, 811, 884, 1118, 1462, 1622, 1768, 2236, 2924, 3244, 4472, 5848, 6488, 9503, 10543, 13787, 19006, 21086, 27574, 34873, 38012, 42172, 55148, 69746, 76024, 84344, 110296, 139492, 179231, 278984, 358462, 453349, 592841, 716924, 906698, 1185682, 1433848, 1813396, 2371364, 3626792, 4742728, 7706933, 15413866, 30827732, 61655464]

約数ペア:

[(1, 61655464), (2, 30827732), (4, 15413866), (8, 7706933), (13, 4742728), (17, 3626792), (26, 2371364), (34, 1813396), (43, 1433848), (52, 1185682), (68, 906698), (86, 716924), (104, 592841), (136, 453349), (172, 358462), (221, 278984), (344, 179231), (442, 139492), (559, 110296), (731, 84344), (811, 76024), (884, 69746), (1118, 55148), (1462, 42172), (1622, 38012), (1768, 34873), (2236, 27574), (2924, 21086), (3244, 19006), (4472, 13787), (5848, 10543), (6488, 9503)]