49873980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1487}}^1$

素因数の和:1555

約数の個数: 96

約数和(自身を含む): 153990144

約数和(自身を除く): 104116164

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 43, 52, 60, 65, 78, 86, 129, 130, 156, 172, 195, 215, 258, 260, 390, 430, 516, 559, 645, 780, 860, 1118, 1290, 1487, 1677, 2236, 2580, 2795, 2974, 3354, 4461, 5590, 5948, 6708, 7435, 8385, 8922, 11180, 14870, 16770, 17844, 19331, 22305, 29740, 33540, 38662, 44610, 57993, 63941, 77324, 89220, 96655, 115986, 127882, 191823, 193310, 231972, 255764, 289965, 319705, 383646, 386620, 579930, 639410, 767292, 831233, 959115, 1159860, 1278820, 1662466, 1918230, 2493699, 3324932, 3836460, 4156165, 4987398, 8312330, 9974796, 12468495, 16624660, 24936990, 49873980]

約数ペア:

[(1, 49873980), (2, 24936990), (3, 16624660), (4, 12468495), (5, 9974796), (6, 8312330), (10, 4987398), (12, 4156165), (13, 3836460), (15, 3324932), (20, 2493699), (26, 1918230), (30, 1662466), (39, 1278820), (43, 1159860), (52, 959115), (60, 831233), (65, 767292), (78, 639410), (86, 579930), (129, 386620), (130, 383646), (156, 319705), (172, 289965), (195, 255764), (215, 231972), (258, 193310), (260, 191823), (390, 127882), (430, 115986), (516, 96655), (559, 89220), (645, 77324), (780, 63941), (860, 57993), (1118, 44610), (1290, 38662), (1487, 33540), (1677, 29740), (2236, 22305), (2580, 19331), (2795, 17844), (2974, 16770), (3354, 14870), (4461, 11180), (5590, 8922), (5948, 8385), (6708, 7435)]