71689600

素因数分解:

$2^7\times 5^2\times {\mathrm{43}}^1\times {\mathrm{521}}^1$

素因数の和:588

約数の個数: 96

約数和(自身を含む): 181562040

約数和(自身を除く): 109872440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 43, 50, 64, 80, 86, 100, 128, 160, 172, 200, 215, 320, 344, 400, 430, 521, 640, 688, 800, 860, 1042, 1075, 1376, 1600, 1720, 2084, 2150, 2605, 2752, 3200, 3440, 4168, 4300, 5210, 5504, 6880, 8336, 8600, 10420, 13025, 13760, 16672, 17200, 20840, 22403, 26050, 27520, 33344, 34400, 41680, 44806, 52100, 66688, 68800, 83360, 89612, 104200, 112015, 137600, 166720, 179224, 208400, 224030, 333440, 358448, 416800, 448060, 560075, 716896, 833600, 896120, 1120150, 1433792, 1667200, 1792240, 2240300, 2867584, 3584480, 4480600, 7168960, 8961200, 14337920, 17922400, 35844800, 71689600]

約数ペア:

[(1, 71689600), (2, 35844800), (4, 17922400), (5, 14337920), (8, 8961200), (10, 7168960), (16, 4480600), (20, 3584480), (25, 2867584), (32, 2240300), (40, 1792240), (43, 1667200), (50, 1433792), (64, 1120150), (80, 896120), (86, 833600), (100, 716896), (128, 560075), (160, 448060), (172, 416800), (200, 358448), (215, 333440), (320, 224030), (344, 208400), (400, 179224), (430, 166720), (521, 137600), (640, 112015), (688, 104200), (800, 89612), (860, 83360), (1042, 68800), (1075, 66688), (1376, 52100), (1600, 44806), (1720, 41680), (2084, 34400), (2150, 33344), (2605, 27520), (2752, 26050), (3200, 22403), (3440, 20840), (4168, 17200), (4300, 16672), (5210, 13760), (5504, 13025), (6880, 10420), (8336, 8600)]