54721810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2251}}^1$

素因数の和:2299

約数の個数: 64

約数和(自身を含む): 122580864

約数和(自身を除く): 67859054

約数列:

[1, 2, 5, 10, 11, 13, 17, 22, 26, 34, 55, 65, 85, 110, 130, 143, 170, 187, 221, 286, 374, 442, 715, 935, 1105, 1430, 1870, 2210, 2251, 2431, 4502, 4862, 11255, 12155, 22510, 24310, 24761, 29263, 38267, 49522, 58526, 76534, 123805, 146315, 191335, 247610, 292630, 321893, 382670, 420937, 497471, 643786, 841874, 994942, 1609465, 2104685, 2487355, 3218930, 4209370, 4974710, 5472181, 10944362, 27360905, 54721810]

約数ペア:

[(1, 54721810), (2, 27360905), (5, 10944362), (10, 5472181), (11, 4974710), (13, 4209370), (17, 3218930), (22, 2487355), (26, 2104685), (34, 1609465), (55, 994942), (65, 841874), (85, 643786), (110, 497471), (130, 420937), (143, 382670), (170, 321893), (187, 292630), (221, 247610), (286, 191335), (374, 146315), (442, 123805), (715, 76534), (935, 58526), (1105, 49522), (1430, 38267), (1870, 29263), (2210, 24761), (2251, 24310), (2431, 22510), (4502, 12155), (4862, 11255)]