66883948100

素因数分解:

$2^2\times 5^2\times {\mathrm{83}}^1\times {\mathrm{521}}^1\times {\mathrm{15467}}^1$

素因数の和:16085

約数の個数: 72

約数和(自身を含む): 147178267488

約数和(自身を除く): 80294319388

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 83, 100, 166, 332, 415, 521, 830, 1042, 1660, 2075, 2084, 2605, 4150, 5210, 8300, 10420, 13025, 15467, 26050, 30934, 43243, 52100, 61868, 77335, 86486, 154670, 172972, 216215, 309340, 386675, 432430, 773350, 864860, 1081075, 1283761, 1546700, 2162150, 2567522, 4324300, 5135044, 6418805, 8058307, 12837610, 16116614, 25675220, 32094025, 32233228, 40291535, 64188050, 80583070, 128376100, 161166140, 201457675, 402915350, 668839481, 805830700, 1337678962, 2675357924, 3344197405, 6688394810, 13376789620, 16720987025, 33441974050, 66883948100]

約数ペア:

[(1, 66883948100), (2, 33441974050), (4, 16720987025), (5, 13376789620), (10, 6688394810), (20, 3344197405), (25, 2675357924), (50, 1337678962), (83, 805830700), (100, 668839481), (166, 402915350), (332, 201457675), (415, 161166140), (521, 128376100), (830, 80583070), (1042, 64188050), (1660, 40291535), (2075, 32233228), (2084, 32094025), (2605, 25675220), (4150, 16116614), (5210, 12837610), (8300, 8058307), (10420, 6418805), (13025, 5135044), (15467, 4324300), (26050, 2567522), (30934, 2162150), (43243, 1546700), (52100, 1283761), (61868, 1081075), (77335, 864860), (86486, 773350), (154670, 432430), (172972, 386675), (216215, 309340)]