49642020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{3491}}^1$

素因数の和:3585

約数の個数: 72

約数和(自身を含む): 152530560

約数和(自身を除く): 102888540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 79, 90, 158, 180, 237, 316, 395, 474, 711, 790, 948, 1185, 1422, 1580, 2370, 2844, 3491, 3555, 4740, 6982, 7110, 10473, 13964, 14220, 17455, 20946, 31419, 34910, 41892, 52365, 62838, 69820, 104730, 125676, 157095, 209460, 275789, 314190, 551578, 628380, 827367, 1103156, 1378945, 1654734, 2482101, 2757890, 3309468, 4136835, 4964202, 5515780, 8273670, 9928404, 12410505, 16547340, 24821010, 49642020]

約数ペア:

[(1, 49642020), (2, 24821010), (3, 16547340), (4, 12410505), (5, 9928404), (6, 8273670), (9, 5515780), (10, 4964202), (12, 4136835), (15, 3309468), (18, 2757890), (20, 2482101), (30, 1654734), (36, 1378945), (45, 1103156), (60, 827367), (79, 628380), (90, 551578), (158, 314190), (180, 275789), (237, 209460), (316, 157095), (395, 125676), (474, 104730), (711, 69820), (790, 62838), (948, 52365), (1185, 41892), (1422, 34910), (1580, 31419), (2370, 20946), (2844, 17455), (3491, 14220), (3555, 13964), (4740, 10473), (6982, 7110)]