66116800

素因数分解:

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

素因数の和:127

約数の個数: 126

約数和(自身を含む): 172015404

約数和(自身を除く): 105898604

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 43, 50, 62, 64, 80, 86, 100, 124, 155, 160, 172, 200, 215, 248, 310, 320, 344, 400, 430, 496, 620, 688, 775, 800, 860, 961, 992, 1075, 1240, 1333, 1376, 1550, 1600, 1720, 1922, 1984, 2150, 2480, 2666, 2752, 3100, 3440, 3844, 4300, 4805, 4960, 5332, 6200, 6665, 6880, 7688, 8600, 9610, 9920, 10664, 12400, 13330, 13760, 15376, 17200, 19220, 21328, 24025, 24800, 26660, 30752, 33325, 34400, 38440, 41323, 42656, 48050, 49600, 53320, 61504, 66650, 68800, 76880, 82646, 85312, 96100, 106640, 133300, 153760, 165292, 192200, 206615, 213280, 266600, 307520, 330584, 384400, 413230, 426560, 533200, 661168, 768800, 826460, 1033075, 1066400, 1322336, 1537600, 1652920, 2066150, 2132800, 2644672, 3305840, 4132300, 6611680, 8264600, 13223360, 16529200, 33058400, 66116800]

約数ペア:

[(1, 66116800), (2, 33058400), (4, 16529200), (5, 13223360), (8, 8264600), (10, 6611680), (16, 4132300), (20, 3305840), (25, 2644672), (31, 2132800), (32, 2066150), (40, 1652920), (43, 1537600), (50, 1322336), (62, 1066400), (64, 1033075), (80, 826460), (86, 768800), (100, 661168), (124, 533200), (155, 426560), (160, 413230), (172, 384400), (200, 330584), (215, 307520), (248, 266600), (310, 213280), (320, 206615), (344, 192200), (400, 165292), (430, 153760), (496, 133300), (620, 106640), (688, 96100), (775, 85312), (800, 82646), (860, 76880), (961, 68800), (992, 66650), (1075, 61504), (1240, 53320), (1333, 49600), (1376, 48050), (1550, 42656), (1600, 41323), (1720, 38440), (1922, 34400), (1984, 33325), (2150, 30752), (2480, 26660), (2666, 24800), (2752, 24025), (3100, 21328), (3440, 19220), (3844, 17200), (4300, 15376), (4805, 13760), (4960, 13330), (5332, 12400), (6200, 10664), (6665, 9920), (6880, 9610), (7688, 8600)]