331333210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{2531}}^1$

素因数の和:2623

約数の個数: 64

約数和(自身を含む): 689109120

約数和(自身を除く): 357775910

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 53, 65, 95, 106, 130, 190, 247, 265, 494, 530, 689, 1007, 1235, 1378, 2014, 2470, 2531, 3445, 5035, 5062, 6890, 10070, 12655, 13091, 25310, 26182, 32903, 48089, 65455, 65806, 96178, 130910, 134143, 164515, 240445, 268286, 329030, 480890, 625157, 670715, 1250314, 1341430, 1743859, 2548717, 3125785, 3487718, 5097434, 6251570, 8719295, 12743585, 17438590, 25487170, 33133321, 66266642, 165666605, 331333210]

約数ペア:

[(1, 331333210), (2, 165666605), (5, 66266642), (10, 33133321), (13, 25487170), (19, 17438590), (26, 12743585), (38, 8719295), (53, 6251570), (65, 5097434), (95, 3487718), (106, 3125785), (130, 2548717), (190, 1743859), (247, 1341430), (265, 1250314), (494, 670715), (530, 625157), (689, 480890), (1007, 329030), (1235, 268286), (1378, 240445), (2014, 164515), (2470, 134143), (2531, 130910), (3445, 96178), (5035, 65806), (5062, 65455), (6890, 48089), (10070, 32903), (12655, 26182), (13091, 25310)]