25420380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{431}}^1\times {\mathrm{983}}^1$

素因数の和:1426

約数の個数: 48

約数和(自身を含む): 71414784

約数和(自身を除く): 45994404

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 431, 862, 983, 1293, 1724, 1966, 2155, 2586, 2949, 3932, 4310, 4915, 5172, 5898, 6465, 8620, 9830, 11796, 12930, 14745, 19660, 25860, 29490, 58980, 423673, 847346, 1271019, 1694692, 2118365, 2542038, 4236730, 5084076, 6355095, 8473460, 12710190, 25420380]

約数ペア:

[(1, 25420380), (2, 12710190), (3, 8473460), (4, 6355095), (5, 5084076), (6, 4236730), (10, 2542038), (12, 2118365), (15, 1694692), (20, 1271019), (30, 847346), (60, 423673), (431, 58980), (862, 29490), (983, 25860), (1293, 19660), (1724, 14745), (1966, 12930), (2155, 11796), (2586, 9830), (2949, 8620), (3932, 6465), (4310, 5898), (4915, 5172)]