49837840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{277}}^1$

素因数の和:476

約数の個数: 80

約数和(自身を含む): 125960688

約数和(自身を除く): 76122848

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 173, 208, 260, 277, 346, 520, 554, 692, 865, 1040, 1108, 1384, 1385, 1730, 2216, 2249, 2768, 2770, 3460, 3601, 4432, 4498, 5540, 6920, 7202, 8996, 11080, 11245, 13840, 14404, 17992, 18005, 22160, 22490, 28808, 35984, 36010, 44980, 47921, 57616, 72020, 89960, 95842, 144040, 179920, 191684, 239605, 288080, 383368, 479210, 622973, 766736, 958420, 1245946, 1916840, 2491892, 3114865, 3833680, 4983784, 6229730, 9967568, 12459460, 24918920, 49837840]

約数ペア:

[(1, 49837840), (2, 24918920), (4, 12459460), (5, 9967568), (8, 6229730), (10, 4983784), (13, 3833680), (16, 3114865), (20, 2491892), (26, 1916840), (40, 1245946), (52, 958420), (65, 766736), (80, 622973), (104, 479210), (130, 383368), (173, 288080), (208, 239605), (260, 191684), (277, 179920), (346, 144040), (520, 95842), (554, 89960), (692, 72020), (865, 57616), (1040, 47921), (1108, 44980), (1384, 36010), (1385, 35984), (1730, 28808), (2216, 22490), (2249, 22160), (2768, 18005), (2770, 17992), (3460, 14404), (3601, 13840), (4432, 11245), (4498, 11080), (5540, 8996), (6920, 7202)]