53373220

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{263}}^1$

素因数の和:484

約数の個数: 48

約数和(自身を含む): 114871680

約数和(自身を除く): 61498460

約数列:

[1, 2, 4, 5, 10, 20, 73, 139, 146, 263, 278, 292, 365, 526, 556, 695, 730, 1052, 1315, 1390, 1460, 2630, 2780, 5260, 10147, 19199, 20294, 36557, 38398, 40588, 50735, 73114, 76796, 95995, 101470, 146228, 182785, 191990, 202940, 365570, 383980, 731140, 2668661, 5337322, 10674644, 13343305, 26686610, 53373220]

約数ペア:

[(1, 53373220), (2, 26686610), (4, 13343305), (5, 10674644), (10, 5337322), (20, 2668661), (73, 731140), (139, 383980), (146, 365570), (263, 202940), (278, 191990), (292, 182785), (365, 146228), (526, 101470), (556, 95995), (695, 76796), (730, 73114), (1052, 50735), (1315, 40588), (1390, 38398), (1460, 36557), (2630, 20294), (2780, 19199), (5260, 10147)]