204920492770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{643}}^1\times {\mathrm{45077}}^1$

素因数の和:45835

約数の個数: 64

約数和(自身を含む): 426396047616

約数和(自身を除く): 221475554846

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 101, 202, 505, 643, 707, 1010, 1286, 1414, 3215, 3535, 4501, 6430, 7070, 9002, 22505, 45010, 45077, 64943, 90154, 129886, 225385, 315539, 324715, 450770, 454601, 631078, 649430, 909202, 1577695, 2273005, 3155390, 4546010, 4552777, 9105554, 22763885, 28984511, 31869439, 45527770, 57969022, 63738878, 144922555, 159347195, 202891577, 289845110, 318694390, 405783154, 1014457885, 2028915770, 2927435611, 5854871222, 14637178055, 20492049277, 29274356110, 40984098554, 102460246385, 204920492770]

約数ペア:

[(1, 204920492770), (2, 102460246385), (5, 40984098554), (7, 29274356110), (10, 20492049277), (14, 14637178055), (35, 5854871222), (70, 2927435611), (101, 2028915770), (202, 1014457885), (505, 405783154), (643, 318694390), (707, 289845110), (1010, 202891577), (1286, 159347195), (1414, 144922555), (3215, 63738878), (3535, 57969022), (4501, 45527770), (6430, 31869439), (7070, 28984511), (9002, 22763885), (22505, 9105554), (45010, 4552777), (45077, 4546010), (64943, 3155390), (90154, 2273005), (129886, 1577695), (225385, 909202), (315539, 649430), (324715, 631078), (450770, 454601)]