67588750

素因数分解:

$2^1\times 5^4\times {\mathrm{139}}^1\times {\mathrm{389}}^1$

素因数の和:550

約数の個数: 40

約数和(自身を含む): 127927800

約数和(自身を除く): 60339050

約数列:

[1, 2, 5, 10, 25, 50, 125, 139, 250, 278, 389, 625, 695, 778, 1250, 1390, 1945, 3475, 3890, 6950, 9725, 17375, 19450, 34750, 48625, 54071, 86875, 97250, 108142, 173750, 243125, 270355, 486250, 540710, 1351775, 2703550, 6758875, 13517750, 33794375, 67588750]

約数ペア:

[(1, 67588750), (2, 33794375), (5, 13517750), (10, 6758875), (25, 2703550), (50, 1351775), (125, 540710), (139, 486250), (250, 270355), (278, 243125), (389, 173750), (625, 108142), (695, 97250), (778, 86875), (1250, 54071), (1390, 48625), (1945, 34750), (3475, 19450), (3890, 17375), (6950, 9725)]