202222280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{2477}}^1$

素因数の和:2658

約数の個数: 64

約数和(自身を含む): 493320240

約数和(自身を除く): 291097960

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 157, 260, 314, 520, 628, 785, 1256, 1570, 2041, 2477, 3140, 4082, 4954, 6280, 8164, 9908, 10205, 12385, 16328, 19816, 20410, 24770, 32201, 40820, 49540, 64402, 81640, 99080, 128804, 161005, 257608, 322010, 388889, 644020, 777778, 1288040, 1555556, 1944445, 3111112, 3888890, 5055557, 7777780, 10111114, 15555560, 20222228, 25277785, 40444456, 50555570, 101111140, 202222280]

約数ペア:

[(1, 202222280), (2, 101111140), (4, 50555570), (5, 40444456), (8, 25277785), (10, 20222228), (13, 15555560), (20, 10111114), (26, 7777780), (40, 5055557), (52, 3888890), (65, 3111112), (104, 1944445), (130, 1555556), (157, 1288040), (260, 777778), (314, 644020), (520, 388889), (628, 322010), (785, 257608), (1256, 161005), (1570, 128804), (2041, 99080), (2477, 81640), (3140, 64402), (4082, 49540), (4954, 40820), (6280, 32201), (8164, 24770), (9908, 20410), (10205, 19816), (12385, 16328)]