87710720

素因数分解:

$2^{10}\times 5^1\times {\mathrm{37}}^1\times {\mathrm{463}}^1$

素因数の和:525

約数の個数: 88

約数和(自身を含む): 216556224

約数和(自身を除く): 128845504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 128, 148, 160, 185, 256, 296, 320, 370, 463, 512, 592, 640, 740, 926, 1024, 1184, 1280, 1480, 1852, 2315, 2368, 2560, 2960, 3704, 4630, 4736, 5120, 5920, 7408, 9260, 9472, 11840, 14816, 17131, 18520, 18944, 23680, 29632, 34262, 37040, 37888, 47360, 59264, 68524, 74080, 85655, 94720, 118528, 137048, 148160, 171310, 189440, 237056, 274096, 296320, 342620, 474112, 548192, 592640, 685240, 1096384, 1185280, 1370480, 2192768, 2370560, 2740960, 4385536, 5481920, 8771072, 10963840, 17542144, 21927680, 43855360, 87710720]

約数ペア:

[(1, 87710720), (2, 43855360), (4, 21927680), (5, 17542144), (8, 10963840), (10, 8771072), (16, 5481920), (20, 4385536), (32, 2740960), (37, 2370560), (40, 2192768), (64, 1370480), (74, 1185280), (80, 1096384), (128, 685240), (148, 592640), (160, 548192), (185, 474112), (256, 342620), (296, 296320), (320, 274096), (370, 237056), (463, 189440), (512, 171310), (592, 148160), (640, 137048), (740, 118528), (926, 94720), (1024, 85655), (1184, 74080), (1280, 68524), (1480, 59264), (1852, 47360), (2315, 37888), (2368, 37040), (2560, 34262), (2960, 29632), (3704, 23680), (4630, 18944), (4736, 18520), (5120, 17131), (5920, 14816), (7408, 11840), (9260, 9472)]