90425236480

素因数分解:

$2^{10}\times 5^1\times {\mathrm{71}}^1\times {\mathrm{248749}}^1$

素因数の和:248845

約数の個数: 88

約数和(自身を含む): 219970620000

約数和(自身を除く): 129545383520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 128, 142, 160, 256, 284, 320, 355, 512, 568, 640, 710, 1024, 1136, 1280, 1420, 2272, 2560, 2840, 4544, 5120, 5680, 9088, 11360, 18176, 22720, 36352, 45440, 72704, 90880, 181760, 248749, 363520, 497498, 994996, 1243745, 1989992, 2487490, 3979984, 4974980, 7959968, 9949960, 15919936, 17661179, 19899920, 31839872, 35322358, 39799840, 63679744, 70644716, 79599680, 88305895, 127359488, 141289432, 159199360, 176611790, 254718976, 282578864, 318398720, 353223580, 565157728, 636797440, 706447160, 1130315456, 1273594880, 1412894320, 2260630912, 2825788640, 4521261824, 5651577280, 9042523648, 11303154560, 18085047296, 22606309120, 45212618240, 90425236480]

約数ペア:

[(1, 90425236480), (2, 45212618240), (4, 22606309120), (5, 18085047296), (8, 11303154560), (10, 9042523648), (16, 5651577280), (20, 4521261824), (32, 2825788640), (40, 2260630912), (64, 1412894320), (71, 1273594880), (80, 1130315456), (128, 706447160), (142, 636797440), (160, 565157728), (256, 353223580), (284, 318398720), (320, 282578864), (355, 254718976), (512, 176611790), (568, 159199360), (640, 141289432), (710, 127359488), (1024, 88305895), (1136, 79599680), (1280, 70644716), (1420, 63679744), (2272, 39799840), (2560, 35322358), (2840, 31839872), (4544, 19899920), (5120, 17661179), (5680, 15919936), (9088, 9949960), (11360, 7959968), (18176, 4974980), (22720, 3979984), (36352, 2487490), (45440, 1989992), (72704, 1243745), (90880, 994996), (181760, 497498), (248749, 363520)]