19250925

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{167}}^1$

素因数の和:262

約数の個数: 48

約数和(自身を含む): 33747840

約数和(自身を除く): 14496915

約数列:

[1, 3, 5, 15, 25, 29, 53, 75, 87, 145, 159, 167, 265, 435, 501, 725, 795, 835, 1325, 1537, 2175, 2505, 3975, 4175, 4611, 4843, 7685, 8851, 12525, 14529, 23055, 24215, 26553, 38425, 44255, 72645, 115275, 121075, 132765, 221275, 256679, 363225, 663825, 770037, 1283395, 3850185, 6416975, 19250925]

約数ペア:

[(1, 19250925), (3, 6416975), (5, 3850185), (15, 1283395), (25, 770037), (29, 663825), (53, 363225), (75, 256679), (87, 221275), (145, 132765), (159, 121075), (167, 115275), (265, 72645), (435, 44255), (501, 38425), (725, 26553), (795, 24215), (835, 23055), (1325, 14529), (1537, 12525), (2175, 8851), (2505, 7685), (3975, 4843), (4175, 4611)]