157484860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{1973}}^1$

素因数の和:2302

約数の個数: 48

約数和(自身を含む): 357499296

約数和(自身を除く): 200014436

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 307, 614, 1228, 1535, 1973, 3070, 3946, 3991, 6140, 7892, 7982, 9865, 15964, 19730, 19955, 25649, 39460, 39910, 51298, 79820, 102596, 128245, 256490, 512980, 605711, 1211422, 2422844, 3028555, 6057110, 7874243, 12114220, 15748486, 31496972, 39371215, 78742430, 157484860]

約数ペア:

[(1, 157484860), (2, 78742430), (4, 39371215), (5, 31496972), (10, 15748486), (13, 12114220), (20, 7874243), (26, 6057110), (52, 3028555), (65, 2422844), (130, 1211422), (260, 605711), (307, 512980), (614, 256490), (1228, 128245), (1535, 102596), (1973, 79820), (3070, 51298), (3946, 39910), (3991, 39460), (6140, 25649), (7892, 19955), (7982, 19730), (9865, 15964)]