680920175

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{1283}}^1$

素因数の和:1400

約数の個数: 48

約数和(自身を含む): 962938368

約数和(自身を除く): 282018193

約数列:

[1, 5, 13, 23, 25, 65, 71, 115, 299, 325, 355, 575, 923, 1283, 1495, 1633, 1775, 4615, 6415, 7475, 8165, 16679, 21229, 23075, 29509, 32075, 40825, 83395, 91093, 106145, 147545, 383617, 416975, 455465, 530725, 737725, 1184209, 1918085, 2095139, 2277325, 5921045, 9590425, 10475695, 27236807, 29605225, 52378475, 136184035, 680920175]

約数ペア:

[(1, 680920175), (5, 136184035), (13, 52378475), (23, 29605225), (25, 27236807), (65, 10475695), (71, 9590425), (115, 5921045), (299, 2277325), (325, 2095139), (355, 1918085), (575, 1184209), (923, 737725), (1283, 530725), (1495, 455465), (1633, 416975), (1775, 383617), (4615, 147545), (6415, 106145), (7475, 91093), (8165, 83395), (16679, 40825), (21229, 32075), (23075, 29509)]