85193820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{7759}}^1$

素因数の和:7835

約数の個数: 72

約数和(自身を含む): 262691520

約数和(自身を除く): 177497700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 180, 183, 244, 305, 366, 549, 610, 732, 915, 1098, 1220, 1830, 2196, 2745, 3660, 5490, 7759, 10980, 15518, 23277, 31036, 38795, 46554, 69831, 77590, 93108, 116385, 139662, 155180, 232770, 279324, 349155, 465540, 473299, 698310, 946598, 1396620, 1419897, 1893196, 2366495, 2839794, 4259691, 4732990, 5679588, 7099485, 8519382, 9465980, 14198970, 17038764, 21298455, 28397940, 42596910, 85193820]

約数ペア:

[(1, 85193820), (2, 42596910), (3, 28397940), (4, 21298455), (5, 17038764), (6, 14198970), (9, 9465980), (10, 8519382), (12, 7099485), (15, 5679588), (18, 4732990), (20, 4259691), (30, 2839794), (36, 2366495), (45, 1893196), (60, 1419897), (61, 1396620), (90, 946598), (122, 698310), (180, 473299), (183, 465540), (244, 349155), (305, 279324), (366, 232770), (549, 155180), (610, 139662), (732, 116385), (915, 93108), (1098, 77590), (1220, 69831), (1830, 46554), (2196, 38795), (2745, 31036), (3660, 23277), (5490, 15518), (7759, 10980)]