30838425

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{67}}^1$

素因数の和:135

約数の個数: 72

約数和(自身を含む): 57826656

約数和(自身を除く): 26988231

約数列:

[1, 3, 5, 15, 17, 19, 25, 51, 57, 67, 75, 85, 95, 201, 255, 285, 323, 335, 361, 425, 475, 969, 1005, 1083, 1139, 1273, 1275, 1425, 1615, 1675, 1805, 3417, 3819, 4845, 5025, 5415, 5695, 6137, 6365, 8075, 9025, 17085, 18411, 19095, 21641, 24187, 24225, 27075, 28475, 30685, 31825, 64923, 72561, 85425, 92055, 95475, 108205, 120935, 153425, 324615, 362805, 411179, 460275, 541025, 604675, 1233537, 1623075, 1814025, 2055895, 6167685, 10279475, 30838425]

約数ペア:

[(1, 30838425), (3, 10279475), (5, 6167685), (15, 2055895), (17, 1814025), (19, 1623075), (25, 1233537), (51, 604675), (57, 541025), (67, 460275), (75, 411179), (85, 362805), (95, 324615), (201, 153425), (255, 120935), (285, 108205), (323, 95475), (335, 92055), (361, 85425), (425, 72561), (475, 64923), (969, 31825), (1005, 30685), (1083, 28475), (1139, 27075), (1273, 24225), (1275, 24187), (1425, 21641), (1615, 19095), (1675, 18411), (1805, 17085), (3417, 9025), (3819, 8075), (4845, 6365), (5025, 6137), (5415, 5695)]