145756975

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{811}}^1$

素因数の和:920

約数の個数: 48

約数和(自身を含む): 225541120

約数和(自身を除く): 79784145

約数列:

[1, 5, 7, 13, 25, 35, 65, 79, 91, 175, 325, 395, 455, 553, 811, 1027, 1975, 2275, 2765, 4055, 5135, 5677, 7189, 10543, 13825, 20275, 25675, 28385, 35945, 52715, 64069, 73801, 141925, 179725, 263575, 320345, 369005, 448483, 832897, 1601725, 1845025, 2242415, 4164485, 5830279, 11212075, 20822425, 29151395, 145756975]

約数ペア:

[(1, 145756975), (5, 29151395), (7, 20822425), (13, 11212075), (25, 5830279), (35, 4164485), (65, 2242415), (79, 1845025), (91, 1601725), (175, 832897), (325, 448483), (395, 369005), (455, 320345), (553, 263575), (811, 179725), (1027, 141925), (1975, 73801), (2275, 64069), (2765, 52715), (4055, 35945), (5135, 28385), (5677, 25675), (7189, 20275), (10543, 13825)]