289900955

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{263}}^1\times {\mathrm{283}}^1$

素因数の和:611

約数の個数: 32

約数和(自身を含む): 377879040

約数和(自身を除く): 87978085

約数列:

[1, 5, 19, 41, 95, 205, 263, 283, 779, 1315, 1415, 3895, 4997, 5377, 10783, 11603, 24985, 26885, 53915, 58015, 74429, 204877, 220457, 372145, 1024385, 1102285, 1414151, 3051589, 7070755, 15257945, 57980191, 289900955]

約数ペア:

[(1, 289900955), (5, 57980191), (19, 15257945), (41, 7070755), (95, 3051589), (205, 1414151), (263, 1102285), (283, 1024385), (779, 372145), (1315, 220457), (1415, 204877), (3895, 74429), (4997, 58015), (5377, 53915), (10783, 26885), (11603, 24985)]