30897685

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:230

約数の個数: 48

約数和(自身を含む): 47401200

約数和(自身を除く): 16503515

約数列:

[1, 5, 7, 13, 35, 49, 65, 89, 91, 109, 245, 445, 455, 545, 623, 637, 763, 1157, 1417, 3115, 3185, 3815, 4361, 5341, 5785, 7085, 8099, 9701, 9919, 21805, 26705, 40495, 48505, 49595, 56693, 67907, 69433, 126113, 283465, 339535, 347165, 475349, 630565, 882791, 2376745, 4413955, 6179537, 30897685]

約数ペア:

[(1, 30897685), (5, 6179537), (7, 4413955), (13, 2376745), (35, 882791), (49, 630565), (65, 475349), (89, 347165), (91, 339535), (109, 283465), (245, 126113), (445, 69433), (455, 67907), (545, 56693), (623, 49595), (637, 48505), (763, 40495), (1157, 26705), (1417, 21805), (3115, 9919), (3185, 9701), (3815, 8099), (4361, 7085), (5341, 5785)]