89130830

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1$

素因数の和:293

約数の個数: 64

約数和(自身を含む): 177059520

約数和(自身を除く): 87928690

約数列:

[1, 2, 5, 10, 17, 34, 43, 85, 86, 89, 137, 170, 178, 215, 274, 430, 445, 685, 731, 890, 1370, 1462, 1513, 2329, 3026, 3655, 3827, 4658, 5891, 7310, 7565, 7654, 11645, 11782, 12193, 15130, 19135, 23290, 24386, 29455, 38270, 58910, 60965, 65059, 100147, 121930, 130118, 200294, 207281, 325295, 414562, 500735, 524299, 650590, 1001470, 1036405, 1048598, 2072810, 2621495, 5242990, 8913083, 17826166, 44565415, 89130830]

約数ペア:

[(1, 89130830), (2, 44565415), (5, 17826166), (10, 8913083), (17, 5242990), (34, 2621495), (43, 2072810), (85, 1048598), (86, 1036405), (89, 1001470), (137, 650590), (170, 524299), (178, 500735), (215, 414562), (274, 325295), (430, 207281), (445, 200294), (685, 130118), (731, 121930), (890, 100147), (1370, 65059), (1462, 60965), (1513, 58910), (2329, 38270), (3026, 29455), (3655, 24386), (3827, 23290), (4658, 19135), (5891, 15130), (7310, 12193), (7565, 11782), (7654, 11645)]