12500228

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:216

約数の個数: 48

約数和(自身を含む): 24801840

約数和(自身を除く): 12301612

約数列:

[1, 2, 4, 13, 26, 37, 52, 73, 74, 89, 146, 148, 178, 292, 356, 481, 949, 962, 1157, 1898, 1924, 2314, 2701, 3293, 3796, 4628, 5402, 6497, 6586, 10804, 12994, 13172, 25988, 35113, 42809, 70226, 84461, 85618, 140452, 168922, 171236, 240389, 337844, 480778, 961556, 3125057, 6250114, 12500228]

約数ペア:

[(1, 12500228), (2, 6250114), (4, 3125057), (13, 961556), (26, 480778), (37, 337844), (52, 240389), (73, 171236), (74, 168922), (89, 140452), (146, 85618), (148, 84461), (178, 70226), (292, 42809), (356, 35113), (481, 25988), (949, 13172), (962, 12994), (1157, 10804), (1898, 6586), (1924, 6497), (2314, 5402), (2701, 4628), (3293, 3796)]