258446480

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{87313}}^1$

素因数の和:87363

約数の個数: 40

約数和(自身を含む): 617135352

約数和(自身を除く): 358688872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 87313, 174626, 349252, 436565, 698504, 873130, 1397008, 1746260, 3230581, 3492520, 6461162, 6985040, 12922324, 16152905, 25844648, 32305810, 51689296, 64611620, 129223240, 258446480]

約数ペア:

[(1, 258446480), (2, 129223240), (4, 64611620), (5, 51689296), (8, 32305810), (10, 25844648), (16, 16152905), (20, 12922324), (37, 6985040), (40, 6461162), (74, 3492520), (80, 3230581), (148, 1746260), (185, 1397008), (296, 873130), (370, 698504), (592, 436565), (740, 349252), (1480, 174626), (2960, 87313)]