7179520

素因数分解:

$2^8\times 5^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:171

約数の個数: 72

約数和(自身を含む): 17660160

約数和(自身を除く): 10480640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 79, 80, 128, 142, 158, 160, 256, 284, 316, 320, 355, 395, 568, 632, 640, 710, 790, 1136, 1264, 1280, 1420, 1580, 2272, 2528, 2840, 3160, 4544, 5056, 5609, 5680, 6320, 9088, 10112, 11218, 11360, 12640, 18176, 20224, 22436, 22720, 25280, 28045, 44872, 45440, 50560, 56090, 89744, 90880, 101120, 112180, 179488, 224360, 358976, 448720, 717952, 897440, 1435904, 1794880, 3589760, 7179520]

約数ペア:

[(1, 7179520), (2, 3589760), (4, 1794880), (5, 1435904), (8, 897440), (10, 717952), (16, 448720), (20, 358976), (32, 224360), (40, 179488), (64, 112180), (71, 101120), (79, 90880), (80, 89744), (128, 56090), (142, 50560), (158, 45440), (160, 44872), (256, 28045), (284, 25280), (316, 22720), (320, 22436), (355, 20224), (395, 18176), (568, 12640), (632, 11360), (640, 11218), (710, 10112), (790, 9088), (1136, 6320), (1264, 5680), (1280, 5609), (1420, 5056), (1580, 4544), (2272, 3160), (2528, 2840)]