172771300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{347}}^1\times {\mathrm{383}}^1$

素因数の和:757

約数の個数: 72

約数和(自身を含む): 405974016

約数和(自身を除く): 233202716

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 347, 383, 650, 694, 766, 1300, 1388, 1532, 1735, 1915, 3470, 3830, 4511, 4979, 6940, 7660, 8675, 9022, 9575, 9958, 17350, 18044, 19150, 19916, 22555, 24895, 34700, 38300, 45110, 49790, 90220, 99580, 112775, 124475, 132901, 225550, 248950, 265802, 451100, 497900, 531604, 664505, 1329010, 1727713, 2658020, 3322525, 3455426, 6645050, 6910852, 8638565, 13290100, 17277130, 34554260, 43192825, 86385650, 172771300]

約数ペア:

[(1, 172771300), (2, 86385650), (4, 43192825), (5, 34554260), (10, 17277130), (13, 13290100), (20, 8638565), (25, 6910852), (26, 6645050), (50, 3455426), (52, 3322525), (65, 2658020), (100, 1727713), (130, 1329010), (260, 664505), (325, 531604), (347, 497900), (383, 451100), (650, 265802), (694, 248950), (766, 225550), (1300, 132901), (1388, 124475), (1532, 112775), (1735, 99580), (1915, 90220), (3470, 49790), (3830, 45110), (4511, 38300), (4979, 34700), (6940, 24895), (7660, 22555), (8675, 19916), (9022, 19150), (9575, 18044), (9958, 17350)]