155115544

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{27581}}^1$

素因数の和:27643

約数の個数: 32

約数和(自身を含む): 314434800

約数和(自身を除く): 159319256

約数列:

[1, 2, 4, 8, 19, 37, 38, 74, 76, 148, 152, 296, 703, 1406, 2812, 5624, 27581, 55162, 110324, 220648, 524039, 1020497, 1048078, 2040994, 2096156, 4081988, 4192312, 8163976, 19389443, 38778886, 77557772, 155115544]

約数ペア:

[(1, 155115544), (2, 77557772), (4, 38778886), (8, 19389443), (19, 8163976), (37, 4192312), (38, 4081988), (74, 2096156), (76, 2040994), (148, 1048078), (152, 1020497), (296, 524039), (703, 220648), (1406, 110324), (2812, 55162), (5624, 27581)]