219728175

素因数分解:

$3^1\times 5^2\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{599}}^1$

素因数の和:752

約数の個数: 48

約数和(自身を含む): 374380800

約数和(自身を除く): 154652625

約数列:

[1, 3, 5, 15, 25, 67, 73, 75, 201, 219, 335, 365, 599, 1005, 1095, 1675, 1797, 1825, 2995, 4891, 5025, 5475, 8985, 14673, 14975, 24455, 40133, 43727, 44925, 73365, 120399, 122275, 131181, 200665, 218635, 366825, 601995, 655905, 1003325, 1093175, 2929709, 3009975, 3279525, 8789127, 14648545, 43945635, 73242725, 219728175]

約数ペア:

[(1, 219728175), (3, 73242725), (5, 43945635), (15, 14648545), (25, 8789127), (67, 3279525), (73, 3009975), (75, 2929709), (201, 1093175), (219, 1003325), (335, 655905), (365, 601995), (599, 366825), (1005, 218635), (1095, 200665), (1675, 131181), (1797, 122275), (1825, 120399), (2995, 73365), (4891, 44925), (5025, 43727), (5475, 40133), (8985, 24455), (14673, 14975)]