54747940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1$

素因数の和:241

約数の個数: 96

約数和(自身を含む): 131453280

約数和(自身を除く): 76705340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 53, 58, 65, 106, 116, 130, 137, 145, 212, 260, 265, 274, 290, 377, 530, 548, 580, 685, 689, 754, 1060, 1370, 1378, 1508, 1537, 1781, 1885, 2740, 2756, 3074, 3445, 3562, 3770, 3973, 6148, 6890, 7124, 7261, 7540, 7685, 7946, 8905, 13780, 14522, 15370, 15892, 17810, 19865, 19981, 29044, 30740, 35620, 36305, 39730, 39962, 51649, 72610, 79460, 79924, 94393, 99905, 103298, 145220, 188786, 199810, 206596, 210569, 258245, 377572, 399620, 421138, 471965, 516490, 842276, 943930, 1032980, 1052845, 1887860, 2105690, 2737397, 4211380, 5474794, 10949588, 13686985, 27373970, 54747940]

約数ペア:

[(1, 54747940), (2, 27373970), (4, 13686985), (5, 10949588), (10, 5474794), (13, 4211380), (20, 2737397), (26, 2105690), (29, 1887860), (52, 1052845), (53, 1032980), (58, 943930), (65, 842276), (106, 516490), (116, 471965), (130, 421138), (137, 399620), (145, 377572), (212, 258245), (260, 210569), (265, 206596), (274, 199810), (290, 188786), (377, 145220), (530, 103298), (548, 99905), (580, 94393), (685, 79924), (689, 79460), (754, 72610), (1060, 51649), (1370, 39962), (1378, 39730), (1508, 36305), (1537, 35620), (1781, 30740), (1885, 29044), (2740, 19981), (2756, 19865), (3074, 17810), (3445, 15892), (3562, 15370), (3770, 14522), (3973, 13780), (6148, 8905), (6890, 7946), (7124, 7685), (7261, 7540)]