72650775

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2999}}^1$

素因数の和:3048

約数の個数: 48

約数和(自身を含む): 133920000

約数和(自身を除く): 61269225

約数列:

[1, 3, 5, 15, 17, 19, 25, 51, 57, 75, 85, 95, 255, 285, 323, 425, 475, 969, 1275, 1425, 1615, 2999, 4845, 8075, 8997, 14995, 24225, 44985, 50983, 56981, 74975, 152949, 170943, 224925, 254915, 284905, 764745, 854715, 968677, 1274575, 1424525, 2906031, 3823725, 4273575, 4843385, 14530155, 24216925, 72650775]

約数ペア:

[(1, 72650775), (3, 24216925), (5, 14530155), (15, 4843385), (17, 4273575), (19, 3823725), (25, 2906031), (51, 1424525), (57, 1274575), (75, 968677), (85, 854715), (95, 764745), (255, 284905), (285, 254915), (323, 224925), (425, 170943), (475, 152949), (969, 74975), (1275, 56981), (1425, 50983), (1615, 44985), (2999, 24225), (4845, 14995), (8075, 8997)]