49826920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{281}}^1$

素因数の和:347

約数の個数: 128

約数和(自身を含む): 136442880

約数和(自身を除く): 86615960

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 31, 40, 44, 52, 55, 62, 65, 88, 104, 110, 124, 130, 143, 155, 220, 248, 260, 281, 286, 310, 341, 403, 440, 520, 562, 572, 620, 682, 715, 806, 1124, 1144, 1240, 1364, 1405, 1430, 1612, 1705, 2015, 2248, 2728, 2810, 2860, 3091, 3224, 3410, 3653, 4030, 4433, 5620, 5720, 6182, 6820, 7306, 8060, 8711, 8866, 11240, 12364, 13640, 14612, 15455, 16120, 17422, 17732, 18265, 22165, 24728, 29224, 30910, 34844, 35464, 36530, 40183, 43555, 44330, 61820, 69688, 73060, 80366, 87110, 88660, 95821, 113243, 123640, 146120, 160732, 174220, 177320, 191642, 200915, 226486, 321464, 348440, 383284, 401830, 452972, 479105, 566215, 766568, 803660, 905944, 958210, 1132430, 1245673, 1607320, 1916420, 2264860, 2491346, 3832840, 4529720, 4982692, 6228365, 9965384, 12456730, 24913460, 49826920]

約数ペア:

[(1, 49826920), (2, 24913460), (4, 12456730), (5, 9965384), (8, 6228365), (10, 4982692), (11, 4529720), (13, 3832840), (20, 2491346), (22, 2264860), (26, 1916420), (31, 1607320), (40, 1245673), (44, 1132430), (52, 958210), (55, 905944), (62, 803660), (65, 766568), (88, 566215), (104, 479105), (110, 452972), (124, 401830), (130, 383284), (143, 348440), (155, 321464), (220, 226486), (248, 200915), (260, 191642), (281, 177320), (286, 174220), (310, 160732), (341, 146120), (403, 123640), (440, 113243), (520, 95821), (562, 88660), (572, 87110), (620, 80366), (682, 73060), (715, 69688), (806, 61820), (1124, 44330), (1144, 43555), (1240, 40183), (1364, 36530), (1405, 35464), (1430, 34844), (1612, 30910), (1705, 29224), (2015, 24728), (2248, 22165), (2728, 18265), (2810, 17732), (2860, 17422), (3091, 16120), (3224, 15455), (3410, 14612), (3653, 13640), (4030, 12364), (4433, 11240), (5620, 8866), (5720, 8711), (6182, 8060), (6820, 7306)]