1256552700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{322193}}^1$

素因数の和:322223

約数の個数: 72

約数和(自身を含む): 3915301488

約数和(自身を除く): 2658748788

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 195, 260, 300, 325, 390, 650, 780, 975, 1300, 1950, 3900, 322193, 644386, 966579, 1288772, 1610965, 1933158, 3221930, 3866316, 4188509, 4832895, 6443860, 8054825, 8377018, 9665790, 12565527, 16109650, 16754036, 19331580, 20942545, 24164475, 25131054, 32219300, 41885090, 48328950, 50262108, 62827635, 83770180, 96657900, 104712725, 125655270, 209425450, 251310540, 314138175, 418850900, 628276350, 1256552700]

約数ペア:

[(1, 1256552700), (2, 628276350), (3, 418850900), (4, 314138175), (5, 251310540), (6, 209425450), (10, 125655270), (12, 104712725), (13, 96657900), (15, 83770180), (20, 62827635), (25, 50262108), (26, 48328950), (30, 41885090), (39, 32219300), (50, 25131054), (52, 24164475), (60, 20942545), (65, 19331580), (75, 16754036), (78, 16109650), (100, 12565527), (130, 9665790), (150, 8377018), (156, 8054825), (195, 6443860), (260, 4832895), (300, 4188509), (325, 3866316), (390, 3221930), (650, 1933158), (780, 1610965), (975, 1288772), (1300, 966579), (1950, 644386), (3900, 322193)]