99886660

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1\times {\mathrm{673}}^1$

素因数の和:904

約数の個数: 48

約数和(自身を含む): 216386352

約数和(自身を除く): 116499692

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 181, 205, 362, 410, 673, 724, 820, 905, 1346, 1810, 2692, 3365, 3620, 6730, 7421, 13460, 14842, 27593, 29684, 37105, 55186, 74210, 110372, 121813, 137965, 148420, 243626, 275930, 487252, 551860, 609065, 1218130, 2436260, 4994333, 9988666, 19977332, 24971665, 49943330, 99886660]

約数ペア:

[(1, 99886660), (2, 49943330), (4, 24971665), (5, 19977332), (10, 9988666), (20, 4994333), (41, 2436260), (82, 1218130), (164, 609065), (181, 551860), (205, 487252), (362, 275930), (410, 243626), (673, 148420), (724, 137965), (820, 121813), (905, 110372), (1346, 74210), (1810, 55186), (2692, 37105), (3365, 29684), (3620, 27593), (6730, 14842), (7421, 13460)]