42150400

素因数分解:

$2^9\times 5^2\times {\mathrm{37}}^1\times {\mathrm{89}}^1$

素因数の和:154

約数の個数: 120

約数和(自身を含む): 108458460

約数和(自身を除く): 66308060

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 37, 40, 50, 64, 74, 80, 89, 100, 128, 148, 160, 178, 185, 200, 256, 296, 320, 356, 370, 400, 445, 512, 592, 640, 712, 740, 800, 890, 925, 1184, 1280, 1424, 1480, 1600, 1780, 1850, 2225, 2368, 2560, 2848, 2960, 3200, 3293, 3560, 3700, 4450, 4736, 5696, 5920, 6400, 6586, 7120, 7400, 8900, 9472, 11392, 11840, 12800, 13172, 14240, 14800, 16465, 17800, 18944, 22784, 23680, 26344, 28480, 29600, 32930, 35600, 45568, 47360, 52688, 56960, 59200, 65860, 71200, 82325, 94720, 105376, 113920, 118400, 131720, 142400, 164650, 210752, 227840, 236800, 263440, 284800, 329300, 421504, 473600, 526880, 569600, 658600, 843008, 1053760, 1139200, 1317200, 1686016, 2107520, 2634400, 4215040, 5268800, 8430080, 10537600, 21075200, 42150400]

約数ペア:

[(1, 42150400), (2, 21075200), (4, 10537600), (5, 8430080), (8, 5268800), (10, 4215040), (16, 2634400), (20, 2107520), (25, 1686016), (32, 1317200), (37, 1139200), (40, 1053760), (50, 843008), (64, 658600), (74, 569600), (80, 526880), (89, 473600), (100, 421504), (128, 329300), (148, 284800), (160, 263440), (178, 236800), (185, 227840), (200, 210752), (256, 164650), (296, 142400), (320, 131720), (356, 118400), (370, 113920), (400, 105376), (445, 94720), (512, 82325), (592, 71200), (640, 65860), (712, 59200), (740, 56960), (800, 52688), (890, 47360), (925, 45568), (1184, 35600), (1280, 32930), (1424, 29600), (1480, 28480), (1600, 26344), (1780, 23680), (1850, 22784), (2225, 18944), (2368, 17800), (2560, 16465), (2848, 14800), (2960, 14240), (3200, 13172), (3293, 12800), (3560, 11840), (3700, 11392), (4450, 9472), (4736, 8900), (5696, 7400), (5920, 7120), (6400, 6586)]