51894880

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19079}}^1$

素因数の和:19111

約数の個数: 48

約数和(自身を含む): 129820320

約数和(自身を除く): 77925440

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 19079, 38158, 76316, 95395, 152632, 190790, 305264, 324343, 381580, 610528, 648686, 763160, 1297372, 1526320, 1621715, 2594744, 3052640, 3243430, 5189488, 6486860, 10378976, 12973720, 25947440, 51894880]

約数ペア:

[(1, 51894880), (2, 25947440), (4, 12973720), (5, 10378976), (8, 6486860), (10, 5189488), (16, 3243430), (17, 3052640), (20, 2594744), (32, 1621715), (34, 1526320), (40, 1297372), (68, 763160), (80, 648686), (85, 610528), (136, 381580), (160, 324343), (170, 305264), (272, 190790), (340, 152632), (544, 95395), (680, 76316), (1360, 38158), (2720, 19079)]