89171120

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{379}}^1$

素因数の和:582

約数の個数: 80

約数和(自身を含む): 221369760

約数和(自身を除く): 132198640

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 173, 272, 340, 346, 379, 680, 692, 758, 865, 1360, 1384, 1516, 1730, 1895, 2768, 2941, 3032, 3460, 3790, 5882, 6064, 6443, 6920, 7580, 11764, 12886, 13840, 14705, 15160, 23528, 25772, 29410, 30320, 32215, 47056, 51544, 58820, 64430, 65567, 103088, 117640, 128860, 131134, 235280, 257720, 262268, 327835, 515440, 524536, 655670, 1049072, 1114639, 1311340, 2229278, 2622680, 4458556, 5245360, 5573195, 8917112, 11146390, 17834224, 22292780, 44585560, 89171120]

約数ペア:

[(1, 89171120), (2, 44585560), (4, 22292780), (5, 17834224), (8, 11146390), (10, 8917112), (16, 5573195), (17, 5245360), (20, 4458556), (34, 2622680), (40, 2229278), (68, 1311340), (80, 1114639), (85, 1049072), (136, 655670), (170, 524536), (173, 515440), (272, 327835), (340, 262268), (346, 257720), (379, 235280), (680, 131134), (692, 128860), (758, 117640), (865, 103088), (1360, 65567), (1384, 64430), (1516, 58820), (1730, 51544), (1895, 47056), (2768, 32215), (2941, 30320), (3032, 29410), (3460, 25772), (3790, 23528), (5882, 15160), (6064, 14705), (6443, 13840), (6920, 12886), (7580, 11764)]