25947440

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19079}}^1$

素因数の和:19109

約数の個数: 40

約数和(自身を含む): 63879840

約数和(自身を除く): 37932400

約数列:

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

約数ペア:

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