77708790

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{12161}}^1$

素因数の和:12245

約数の個数: 48

約数和(自身を含む): 204905376

約数和(自身を除く): 127196586

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 71, 90, 142, 213, 355, 426, 639, 710, 1065, 1278, 2130, 3195, 6390, 12161, 24322, 36483, 60805, 72966, 109449, 121610, 182415, 218898, 364830, 547245, 863431, 1094490, 1726862, 2590293, 4317155, 5180586, 7770879, 8634310, 12951465, 15541758, 25902930, 38854395, 77708790]

約数ペア:

[(1, 77708790), (2, 38854395), (3, 25902930), (5, 15541758), (6, 12951465), (9, 8634310), (10, 7770879), (15, 5180586), (18, 4317155), (30, 2590293), (45, 1726862), (71, 1094490), (90, 863431), (142, 547245), (213, 364830), (355, 218898), (426, 182415), (639, 121610), (710, 109449), (1065, 72966), (1278, 60805), (2130, 36483), (3195, 24322), (6390, 12161)]