103942540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{397}}^1$

素因数の和:491

約数の個数: 96

約数和(自身を含む): 252745920

約数和(自身を除く): 148803380

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 53, 65, 76, 95, 106, 130, 190, 212, 247, 260, 265, 380, 397, 494, 530, 689, 794, 988, 1007, 1060, 1235, 1378, 1588, 1985, 2014, 2470, 2756, 3445, 3970, 4028, 4940, 5035, 5161, 6890, 7543, 7940, 10070, 10322, 13091, 13780, 15086, 20140, 20644, 21041, 25805, 26182, 30172, 37715, 42082, 51610, 52364, 65455, 75430, 84164, 98059, 103220, 105205, 130910, 150860, 196118, 210410, 261820, 273533, 392236, 399779, 420820, 490295, 547066, 799558, 980590, 1094132, 1367665, 1599116, 1961180, 1998895, 2735330, 3997790, 5197127, 5470660, 7995580, 10394254, 20788508, 25985635, 51971270, 103942540]

約数ペア:

[(1, 103942540), (2, 51971270), (4, 25985635), (5, 20788508), (10, 10394254), (13, 7995580), (19, 5470660), (20, 5197127), (26, 3997790), (38, 2735330), (52, 1998895), (53, 1961180), (65, 1599116), (76, 1367665), (95, 1094132), (106, 980590), (130, 799558), (190, 547066), (212, 490295), (247, 420820), (260, 399779), (265, 392236), (380, 273533), (397, 261820), (494, 210410), (530, 196118), (689, 150860), (794, 130910), (988, 105205), (1007, 103220), (1060, 98059), (1235, 84164), (1378, 75430), (1588, 65455), (1985, 52364), (2014, 51610), (2470, 42082), (2756, 37715), (3445, 30172), (3970, 26182), (4028, 25805), (4940, 21041), (5035, 20644), (5161, 20140), (6890, 15086), (7543, 13780), (7940, 13091), (10070, 10322)]