65388160

素因数分解:

$2^7\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1439}}^1$

素因数の和:1529

約数の個数: 64

約数和(自身を含む): 158630400

約数和(自身を除く): 93242240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 128, 142, 160, 284, 320, 355, 568, 640, 710, 1136, 1420, 1439, 2272, 2840, 2878, 4544, 5680, 5756, 7195, 9088, 11360, 11512, 14390, 22720, 23024, 28780, 45440, 46048, 57560, 92096, 102169, 115120, 184192, 204338, 230240, 408676, 460480, 510845, 817352, 920960, 1021690, 1634704, 2043380, 3269408, 4086760, 6538816, 8173520, 13077632, 16347040, 32694080, 65388160]

約数ペア:

[(1, 65388160), (2, 32694080), (4, 16347040), (5, 13077632), (8, 8173520), (10, 6538816), (16, 4086760), (20, 3269408), (32, 2043380), (40, 1634704), (64, 1021690), (71, 920960), (80, 817352), (128, 510845), (142, 460480), (160, 408676), (284, 230240), (320, 204338), (355, 184192), (568, 115120), (640, 102169), (710, 92096), (1136, 57560), (1420, 46048), (1439, 45440), (2272, 28780), (2840, 23024), (2878, 22720), (4544, 14390), (5680, 11512), (5756, 11360), (7195, 9088)]