663691970

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^2\times {\mathrm{53}}^1\times {\mathrm{1489}}^1$

素因数の和:1607

約数の個数: 48

約数和(自身を含む): 1261451880

約数和(自身を除く): 597759910

約数列:

[1, 2, 5, 10, 29, 53, 58, 106, 145, 265, 290, 530, 841, 1489, 1537, 1682, 2978, 3074, 4205, 7445, 7685, 8410, 14890, 15370, 43181, 44573, 78917, 86362, 89146, 157834, 215905, 222865, 394585, 431810, 445730, 789170, 1252249, 2288593, 2504498, 4577186, 6261245, 11442965, 12522490, 22885930, 66369197, 132738394, 331845985, 663691970]

約数ペア:

[(1, 663691970), (2, 331845985), (5, 132738394), (10, 66369197), (29, 22885930), (53, 12522490), (58, 11442965), (106, 6261245), (145, 4577186), (265, 2504498), (290, 2288593), (530, 1252249), (841, 789170), (1489, 445730), (1537, 431810), (1682, 394585), (2978, 222865), (3074, 215905), (4205, 157834), (7445, 89146), (7685, 86362), (8410, 78917), (14890, 44573), (15370, 43181)]