307218275

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1627}}^1$

素因数の和:1740

約数の個数: 48

約数和(自身を含む): 474802944

約数和(自身を除く): 167584669

約数列:

[1, 5, 7, 13, 25, 35, 65, 83, 91, 175, 325, 415, 455, 581, 1079, 1627, 2075, 2275, 2905, 5395, 7553, 8135, 11389, 14525, 21151, 26975, 37765, 40675, 56945, 105755, 135041, 148057, 188825, 284725, 528775, 675205, 740285, 945287, 1755533, 3376025, 3701425, 4726435, 8777665, 12288731, 23632175, 43888325, 61443655, 307218275]

約数ペア:

[(1, 307218275), (5, 61443655), (7, 43888325), (13, 23632175), (25, 12288731), (35, 8777665), (65, 4726435), (83, 3701425), (91, 3376025), (175, 1755533), (325, 945287), (415, 740285), (455, 675205), (581, 528775), (1079, 284725), (1627, 188825), (2075, 148057), (2275, 135041), (2905, 105755), (5395, 56945), (7553, 40675), (8135, 37765), (11389, 26975), (14525, 21151)]