120872775

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{313}}^1$

素因数の和:616

約数の個数: 48

約数和(自身を含む): 211811840

約数和(自身を除く): 90939065

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 271, 285, 313, 475, 813, 939, 1355, 1425, 1565, 4065, 4695, 5149, 5947, 6775, 7825, 15447, 17841, 20325, 23475, 25745, 29735, 77235, 84823, 89205, 128725, 148675, 254469, 386175, 424115, 446025, 1272345, 1611637, 2120575, 4834911, 6361725, 8058185, 24174555, 40290925, 120872775]

約数ペア:

[(1, 120872775), (3, 40290925), (5, 24174555), (15, 8058185), (19, 6361725), (25, 4834911), (57, 2120575), (75, 1611637), (95, 1272345), (271, 446025), (285, 424115), (313, 386175), (475, 254469), (813, 148675), (939, 128725), (1355, 89205), (1425, 84823), (1565, 77235), (4065, 29735), (4695, 25745), (5149, 23475), (5947, 20325), (6775, 17841), (7825, 15447)]