25871205

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1$

素因数の和:162

約数の個数: 64

約数和(自身を含む): 46448640

約数和(自身を除く): 20577435

約数列:

[1, 3, 5, 15, 23, 31, 41, 59, 69, 93, 115, 123, 155, 177, 205, 295, 345, 465, 615, 713, 885, 943, 1271, 1357, 1829, 2139, 2419, 2829, 3565, 3813, 4071, 4715, 5487, 6355, 6785, 7257, 9145, 10695, 12095, 14145, 19065, 20355, 27435, 29233, 36285, 42067, 55637, 74989, 87699, 126201, 146165, 166911, 210335, 224967, 278185, 374945, 438495, 631005, 834555, 1124835, 1724747, 5174241, 8623735, 25871205]

約数ペア:

[(1, 25871205), (3, 8623735), (5, 5174241), (15, 1724747), (23, 1124835), (31, 834555), (41, 631005), (59, 438495), (69, 374945), (93, 278185), (115, 224967), (123, 210335), (155, 166911), (177, 146165), (205, 126201), (295, 87699), (345, 74989), (465, 55637), (615, 42067), (713, 36285), (885, 29233), (943, 27435), (1271, 20355), (1357, 19065), (1829, 14145), (2139, 12095), (2419, 10695), (2829, 9145), (3565, 7257), (3813, 6785), (4071, 6355), (4715, 5487)]