1819974475

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{4877}}^1$

素因数の和:4980

約数の個数: 48

約数和(自身を含む): 2613047040

約数和(自身を除く): 793072565

約数列:

[1, 5, 11, 23, 25, 55, 59, 115, 253, 275, 295, 575, 649, 1265, 1357, 1475, 3245, 4877, 6325, 6785, 14927, 16225, 24385, 33925, 53647, 74635, 112171, 121925, 268235, 287743, 373175, 560855, 1233881, 1341175, 1438715, 2804275, 3165173, 6169405, 6618089, 7193575, 15825865, 30847025, 33090445, 72798979, 79129325, 165452225, 363994895, 1819974475]

約数ペア:

[(1, 1819974475), (5, 363994895), (11, 165452225), (23, 79129325), (25, 72798979), (55, 33090445), (59, 30847025), (115, 15825865), (253, 7193575), (275, 6618089), (295, 6169405), (575, 3165173), (649, 2804275), (1265, 1438715), (1357, 1341175), (1475, 1233881), (3245, 560855), (4877, 373175), (6325, 287743), (6785, 268235), (14927, 121925), (16225, 112171), (24385, 74635), (33925, 53647)]