42040285

素因数分解:

$5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:206

約数の個数: 48

約数和(自身を含む): 62339760

約数和(自身を除く): 20299475

約数列:

[1, 5, 7, 29, 35, 49, 61, 97, 145, 203, 245, 305, 427, 485, 679, 1015, 1421, 1769, 2135, 2813, 2989, 3395, 4753, 5917, 7105, 8845, 12383, 14065, 14945, 19691, 23765, 29585, 41419, 61915, 86681, 98455, 137837, 171593, 207095, 289933, 433405, 689185, 857965, 1201151, 1449665, 6005755, 8408057, 42040285]

約数ペア:

[(1, 42040285), (5, 8408057), (7, 6005755), (29, 1449665), (35, 1201151), (49, 857965), (61, 689185), (97, 433405), (145, 289933), (203, 207095), (245, 171593), (305, 137837), (427, 98455), (485, 86681), (679, 61915), (1015, 41419), (1421, 29585), (1769, 23765), (2135, 19691), (2813, 14945), (2989, 14065), (3395, 12383), (4753, 8845), (5917, 7105)]