12587575

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{503}}^1$

素因数の和:544

約数の個数: 48

約数和(自身を含む): 20998656

約数和(自身を除く): 8411081

約数列:

[1, 5, 7, 11, 13, 25, 35, 55, 65, 77, 91, 143, 175, 275, 325, 385, 455, 503, 715, 1001, 1925, 2275, 2515, 3521, 3575, 5005, 5533, 6539, 12575, 17605, 25025, 27665, 32695, 38731, 45773, 71929, 88025, 138325, 163475, 193655, 228865, 359645, 503503, 968275, 1144325, 1798225, 2517515, 12587575]

約数ペア:

[(1, 12587575), (5, 2517515), (7, 1798225), (11, 1144325), (13, 968275), (25, 503503), (35, 359645), (55, 228865), (65, 193655), (77, 163475), (91, 138325), (143, 88025), (175, 71929), (275, 45773), (325, 38731), (385, 32695), (455, 27665), (503, 25025), (715, 17605), (1001, 12575), (1925, 6539), (2275, 5533), (2515, 5005), (3521, 3575)]