90004160

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{211}}^1$

素因数の和:302

約数の個数: 112

約数和(自身を含む): 227453952

約数和(自身を除く): 137449792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 43, 62, 64, 80, 86, 124, 155, 160, 172, 211, 215, 248, 310, 320, 344, 422, 430, 496, 620, 688, 844, 860, 992, 1055, 1240, 1333, 1376, 1688, 1720, 1984, 2110, 2480, 2666, 2752, 3376, 3440, 4220, 4960, 5332, 6541, 6665, 6752, 6880, 8440, 9073, 9920, 10664, 13082, 13330, 13504, 13760, 16880, 18146, 21328, 26164, 26660, 32705, 33760, 36292, 42656, 45365, 52328, 53320, 65410, 67520, 72584, 85312, 90730, 104656, 106640, 130820, 145168, 181460, 209312, 213280, 261640, 281263, 290336, 362920, 418624, 426560, 523280, 562526, 580672, 725840, 1046560, 1125052, 1406315, 1451680, 2093120, 2250104, 2812630, 2903360, 4500208, 5625260, 9000416, 11250520, 18000832, 22501040, 45002080, 90004160]

約数ペア:

[(1, 90004160), (2, 45002080), (4, 22501040), (5, 18000832), (8, 11250520), (10, 9000416), (16, 5625260), (20, 4500208), (31, 2903360), (32, 2812630), (40, 2250104), (43, 2093120), (62, 1451680), (64, 1406315), (80, 1125052), (86, 1046560), (124, 725840), (155, 580672), (160, 562526), (172, 523280), (211, 426560), (215, 418624), (248, 362920), (310, 290336), (320, 281263), (344, 261640), (422, 213280), (430, 209312), (496, 181460), (620, 145168), (688, 130820), (844, 106640), (860, 104656), (992, 90730), (1055, 85312), (1240, 72584), (1333, 67520), (1376, 65410), (1688, 53320), (1720, 52328), (1984, 45365), (2110, 42656), (2480, 36292), (2666, 33760), (2752, 32705), (3376, 26660), (3440, 26164), (4220, 21328), (4960, 18146), (5332, 16880), (6541, 13760), (6665, 13504), (6752, 13330), (6880, 13082), (8440, 10664), (9073, 9920)]