210817504985

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{379}}^1\times {\mathrm{1291}}^1$

素因数の和:1866

約数の個数: 64

約数和(自身を含む): 278056177920

約数和(自身を除く): 67238672935

約数列:

[1, 5, 17, 37, 85, 137, 185, 379, 629, 685, 1291, 1895, 2329, 3145, 5069, 6443, 6455, 11645, 14023, 21947, 25345, 32215, 47767, 51923, 70115, 86173, 109735, 176867, 238391, 238835, 259615, 430865, 489289, 812039, 882691, 884335, 1191955, 1921151, 2446445, 3006739, 4060195, 4413455, 6544079, 8317913, 9605755, 15033695, 18103693, 32659567, 32720395, 41589565, 67032593, 90518465, 111249343, 163297835, 307762781, 335162965, 556246715, 1139554081, 1538813905, 2480205941, 5697770405, 12401029705, 42163500997, 210817504985]

約数ペア:

[(1, 210817504985), (5, 42163500997), (17, 12401029705), (37, 5697770405), (85, 2480205941), (137, 1538813905), (185, 1139554081), (379, 556246715), (629, 335162965), (685, 307762781), (1291, 163297835), (1895, 111249343), (2329, 90518465), (3145, 67032593), (5069, 41589565), (6443, 32720395), (6455, 32659567), (11645, 18103693), (14023, 15033695), (21947, 9605755), (25345, 8317913), (32215, 6544079), (47767, 4413455), (51923, 4060195), (70115, 3006739), (86173, 2446445), (109735, 1921151), (176867, 1191955), (238391, 884335), (238835, 882691), (259615, 812039), (430865, 489289)]