201977325

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{1033}}^1$

素因数の和:1139

約数の個数: 72

約数和(自身を含む): 400033920

約数和(自身を除く): 198056595

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 79, 99, 165, 225, 237, 275, 395, 495, 711, 825, 869, 1033, 1185, 1975, 2475, 2607, 3099, 3555, 4345, 5165, 5925, 7821, 9297, 11363, 13035, 15495, 17775, 21725, 25825, 34089, 39105, 46485, 56815, 65175, 77475, 81607, 102267, 170445, 195525, 232425, 244821, 284075, 408035, 511335, 734463, 852225, 897677, 1224105, 2040175, 2556675, 2693031, 3672315, 4488385, 6120525, 8079093, 13465155, 18361575, 22441925, 40395465, 67325775, 201977325]

約数ペア:

[(1, 201977325), (3, 67325775), (5, 40395465), (9, 22441925), (11, 18361575), (15, 13465155), (25, 8079093), (33, 6120525), (45, 4488385), (55, 3672315), (75, 2693031), (79, 2556675), (99, 2040175), (165, 1224105), (225, 897677), (237, 852225), (275, 734463), (395, 511335), (495, 408035), (711, 284075), (825, 244821), (869, 232425), (1033, 195525), (1185, 170445), (1975, 102267), (2475, 81607), (2607, 77475), (3099, 65175), (3555, 56815), (4345, 46485), (5165, 39105), (5925, 34089), (7821, 25825), (9297, 21725), (11363, 17775), (13035, 15495)]