425092480

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{439}}^1$

素因数の和:564

約数の個数: 128

約数和(自身を含む): 1090584000

約数和(自身を除く): 665491520

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 89, 128, 136, 160, 170, 178, 272, 320, 340, 356, 439, 445, 544, 640, 680, 712, 878, 890, 1088, 1360, 1424, 1513, 1756, 1780, 2176, 2195, 2720, 2848, 3026, 3512, 3560, 4390, 5440, 5696, 6052, 7024, 7120, 7463, 7565, 8780, 10880, 11392, 12104, 14048, 14240, 14926, 15130, 17560, 24208, 28096, 28480, 29852, 30260, 35120, 37315, 39071, 48416, 56192, 56960, 59704, 60520, 70240, 74630, 78142, 96832, 119408, 121040, 140480, 149260, 156284, 193664, 195355, 238816, 242080, 280960, 298520, 312568, 390710, 477632, 484160, 597040, 625136, 664207, 781420, 955264, 968320, 1194080, 1250272, 1328414, 1562840, 2388160, 2500544, 2656828, 3125680, 3321035, 4776320, 5001088, 5313656, 6251360, 6642070, 10627312, 12502720, 13284140, 21254624, 25005440, 26568280, 42509248, 53136560, 85018496, 106273120, 212546240, 425092480]

約数ペア:

[(1, 425092480), (2, 212546240), (4, 106273120), (5, 85018496), (8, 53136560), (10, 42509248), (16, 26568280), (17, 25005440), (20, 21254624), (32, 13284140), (34, 12502720), (40, 10627312), (64, 6642070), (68, 6251360), (80, 5313656), (85, 5001088), (89, 4776320), (128, 3321035), (136, 3125680), (160, 2656828), (170, 2500544), (178, 2388160), (272, 1562840), (320, 1328414), (340, 1250272), (356, 1194080), (439, 968320), (445, 955264), (544, 781420), (640, 664207), (680, 625136), (712, 597040), (878, 484160), (890, 477632), (1088, 390710), (1360, 312568), (1424, 298520), (1513, 280960), (1756, 242080), (1780, 238816), (2176, 195355), (2195, 193664), (2720, 156284), (2848, 149260), (3026, 140480), (3512, 121040), (3560, 119408), (4390, 96832), (5440, 78142), (5696, 74630), (6052, 70240), (7024, 60520), (7120, 59704), (7463, 56960), (7565, 56192), (8780, 48416), (10880, 39071), (11392, 37315), (12104, 35120), (14048, 30260), (14240, 29852), (14926, 28480), (15130, 28096), (17560, 24208)]