257023486510

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1303}}^1\times {\mathrm{90901}}^1$

素因数の和:92249

約数の個数: 64

約数和(自身を含む): 546214846464

約数和(自身を除く): 289191359954

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 434, 1085, 1303, 2170, 2606, 6515, 9121, 13030, 18242, 40393, 45605, 80786, 90901, 91210, 181802, 201965, 282751, 403930, 454505, 565502, 636307, 909010, 1272614, 1413755, 2817931, 2827510, 3181535, 5635862, 6363070, 14089655, 19725517, 28179310, 39451034, 98627585, 118444003, 197255170, 236888006, 592220015, 829108021, 1184440030, 1658216042, 3671764093, 4145540105, 7343528186, 8291080210, 18358820465, 25702348651, 36717640930, 51404697302, 128511743255, 257023486510]

約数ペア:

[(1, 257023486510), (2, 128511743255), (5, 51404697302), (7, 36717640930), (10, 25702348651), (14, 18358820465), (31, 8291080210), (35, 7343528186), (62, 4145540105), (70, 3671764093), (155, 1658216042), (217, 1184440030), (310, 829108021), (434, 592220015), (1085, 236888006), (1303, 197255170), (2170, 118444003), (2606, 98627585), (6515, 39451034), (9121, 28179310), (13030, 19725517), (18242, 14089655), (40393, 6363070), (45605, 5635862), (80786, 3181535), (90901, 2827510), (91210, 2817931), (181802, 1413755), (201965, 1272614), (282751, 909010), (403930, 636307), (454505, 565502)]