20785034250

素因数分解:

$2^1\times 3^2\times 5^3\times {\mathrm{397}}^1\times {\mathrm{23269}}^1$

素因数の和:23689

約数の個数: 96

約数和(自身を含む): 56346722640

約数和(自身を除く): 35561688390

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 125, 150, 225, 250, 375, 397, 450, 750, 794, 1125, 1191, 1985, 2250, 2382, 3573, 3970, 5955, 7146, 9925, 11910, 17865, 19850, 23269, 29775, 35730, 46538, 49625, 59550, 69807, 89325, 99250, 116345, 139614, 148875, 178650, 209421, 232690, 297750, 349035, 418842, 446625, 581725, 698070, 893250, 1047105, 1163450, 1745175, 2094210, 2908625, 3490350, 5235525, 5817250, 8725875, 9237793, 10471050, 17451750, 18475586, 26177625, 27713379, 46188965, 52355250, 55426758, 83140137, 92377930, 138566895, 166280274, 230944825, 277133790, 415700685, 461889650, 692834475, 831401370, 1154724125, 1385668950, 2078503425, 2309448250, 3464172375, 4157006850, 6928344750, 10392517125, 20785034250]

約数ペア:

[(1, 20785034250), (2, 10392517125), (3, 6928344750), (5, 4157006850), (6, 3464172375), (9, 2309448250), (10, 2078503425), (15, 1385668950), (18, 1154724125), (25, 831401370), (30, 692834475), (45, 461889650), (50, 415700685), (75, 277133790), (90, 230944825), (125, 166280274), (150, 138566895), (225, 92377930), (250, 83140137), (375, 55426758), (397, 52355250), (450, 46188965), (750, 27713379), (794, 26177625), (1125, 18475586), (1191, 17451750), (1985, 10471050), (2250, 9237793), (2382, 8725875), (3573, 5817250), (3970, 5235525), (5955, 3490350), (7146, 2908625), (9925, 2094210), (11910, 1745175), (17865, 1163450), (19850, 1047105), (23269, 893250), (29775, 698070), (35730, 581725), (46538, 446625), (49625, 418842), (59550, 349035), (69807, 297750), (89325, 232690), (99250, 209421), (116345, 178650), (139614, 148875)]