203872370

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{547}}^1$

素因数の和:675

約数の個数: 64

約数和(自身を含む): 410973696

約数和(自身を除く): 207101326

約数列:

[1, 2, 5, 10, 13, 26, 47, 61, 65, 94, 122, 130, 235, 305, 470, 547, 610, 611, 793, 1094, 1222, 1586, 2735, 2867, 3055, 3965, 5470, 5734, 6110, 7111, 7930, 14222, 14335, 25709, 28670, 33367, 35555, 37271, 51418, 66734, 71110, 74542, 128545, 166835, 186355, 257090, 333670, 334217, 372710, 433771, 668434, 867542, 1568249, 1671085, 2168855, 3136498, 3342170, 4337710, 7841245, 15682490, 20387237, 40774474, 101936185, 203872370]

約数ペア:

[(1, 203872370), (2, 101936185), (5, 40774474), (10, 20387237), (13, 15682490), (26, 7841245), (47, 4337710), (61, 3342170), (65, 3136498), (94, 2168855), (122, 1671085), (130, 1568249), (235, 867542), (305, 668434), (470, 433771), (547, 372710), (610, 334217), (611, 333670), (793, 257090), (1094, 186355), (1222, 166835), (1586, 128545), (2735, 74542), (2867, 71110), (3055, 66734), (3965, 51418), (5470, 37271), (5734, 35555), (6110, 33367), (7111, 28670), (7930, 25709), (14222, 14335)]