154156975

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{653}}^1$

素因数の和:760

約数の個数: 48

約数和(自身を含む): 233556480

約数和(自身を除く): 79399505

約数列:

[1, 5, 7, 19, 25, 35, 71, 95, 133, 175, 355, 475, 497, 653, 665, 1349, 1775, 2485, 3265, 3325, 4571, 6745, 9443, 12407, 12425, 16325, 22855, 33725, 46363, 47215, 62035, 86849, 114275, 231815, 236075, 310175, 324541, 434245, 880897, 1159075, 1622705, 2171225, 4404485, 6166279, 8113525, 22022425, 30831395, 154156975]

約数ペア:

[(1, 154156975), (5, 30831395), (7, 22022425), (19, 8113525), (25, 6166279), (35, 4404485), (71, 2171225), (95, 1622705), (133, 1159075), (175, 880897), (355, 434245), (475, 324541), (497, 310175), (653, 236075), (665, 231815), (1349, 114275), (1775, 86849), (2485, 62035), (3265, 47215), (3325, 46363), (4571, 33725), (6745, 22855), (9443, 16325), (12407, 12425)]