28552810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{487}}^1$

素因数の和:559

約数の個数: 64

約数和(自身を含む): 61979904

約数和(自身を除く): 33427094

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 41, 55, 65, 82, 110, 130, 143, 205, 286, 410, 451, 487, 533, 715, 902, 974, 1066, 1430, 2255, 2435, 2665, 4510, 4870, 5330, 5357, 5863, 6331, 10714, 11726, 12662, 19967, 26785, 29315, 31655, 39934, 53570, 58630, 63310, 69641, 99835, 139282, 199670, 219637, 259571, 348205, 439274, 519142, 696410, 1098185, 1297855, 2196370, 2595710, 2855281, 5710562, 14276405, 28552810]

約数ペア:

[(1, 28552810), (2, 14276405), (5, 5710562), (10, 2855281), (11, 2595710), (13, 2196370), (22, 1297855), (26, 1098185), (41, 696410), (55, 519142), (65, 439274), (82, 348205), (110, 259571), (130, 219637), (143, 199670), (205, 139282), (286, 99835), (410, 69641), (451, 63310), (487, 58630), (533, 53570), (715, 39934), (902, 31655), (974, 29315), (1066, 26785), (1430, 19967), (2255, 12662), (2435, 11726), (2665, 10714), (4510, 6331), (4870, 5863), (5330, 5357)]