38732800

素因数分解:

$2^{10}\times 5^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1$

素因数の和:136

約数の個数: 132

約数和(自身を含む): 102800340

約数和(自身を除く): 64067540

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 64, 68, 80, 85, 89, 100, 128, 136, 160, 170, 178, 200, 256, 272, 320, 340, 356, 400, 425, 445, 512, 544, 640, 680, 712, 800, 850, 890, 1024, 1088, 1280, 1360, 1424, 1513, 1600, 1700, 1780, 2176, 2225, 2560, 2720, 2848, 3026, 3200, 3400, 3560, 4352, 4450, 5120, 5440, 5696, 6052, 6400, 6800, 7120, 7565, 8704, 8900, 10880, 11392, 12104, 12800, 13600, 14240, 15130, 17408, 17800, 21760, 22784, 24208, 25600, 27200, 28480, 30260, 35600, 37825, 43520, 45568, 48416, 54400, 56960, 60520, 71200, 75650, 87040, 91136, 96832, 108800, 113920, 121040, 142400, 151300, 193664, 217600, 227840, 242080, 284800, 302600, 387328, 435200, 455680, 484160, 569600, 605200, 774656, 968320, 1139200, 1210400, 1549312, 1936640, 2278400, 2420800, 3873280, 4841600, 7746560, 9683200, 19366400, 38732800]

約数ペア:

[(1, 38732800), (2, 19366400), (4, 9683200), (5, 7746560), (8, 4841600), (10, 3873280), (16, 2420800), (17, 2278400), (20, 1936640), (25, 1549312), (32, 1210400), (34, 1139200), (40, 968320), (50, 774656), (64, 605200), (68, 569600), (80, 484160), (85, 455680), (89, 435200), (100, 387328), (128, 302600), (136, 284800), (160, 242080), (170, 227840), (178, 217600), (200, 193664), (256, 151300), (272, 142400), (320, 121040), (340, 113920), (356, 108800), (400, 96832), (425, 91136), (445, 87040), (512, 75650), (544, 71200), (640, 60520), (680, 56960), (712, 54400), (800, 48416), (850, 45568), (890, 43520), (1024, 37825), (1088, 35600), (1280, 30260), (1360, 28480), (1424, 27200), (1513, 25600), (1600, 24208), (1700, 22784), (1780, 21760), (2176, 17800), (2225, 17408), (2560, 15130), (2720, 14240), (2848, 13600), (3026, 12800), (3200, 12104), (3400, 11392), (3560, 10880), (4352, 8900), (4450, 8704), (5120, 7565), (5440, 7120), (5696, 6800), (6052, 6400)]