253669493450

素因数分解:

$2^1\times 5^2\times {\mathrm{173}}^1\times {\mathrm{1613}}^1\times {\mathrm{18181}}^1$

素因数の和:19979

約数の個数: 48

約数和(自身を含む): 474872894136

約数和(自身を除く): 221203400686

約数列:

[1, 2, 5, 10, 25, 50, 173, 346, 865, 1613, 1730, 3226, 4325, 8065, 8650, 16130, 18181, 36362, 40325, 80650, 90905, 181810, 279049, 454525, 558098, 909050, 1395245, 2790490, 3145313, 6290626, 6976225, 13952450, 15726565, 29325953, 31453130, 58651906, 78632825, 146629765, 157265650, 293259530, 733148825, 1466297650, 5073389869, 10146779738, 25366949345, 50733898690, 126834746725, 253669493450]

約数ペア:

[(1, 253669493450), (2, 126834746725), (5, 50733898690), (10, 25366949345), (25, 10146779738), (50, 5073389869), (173, 1466297650), (346, 733148825), (865, 293259530), (1613, 157265650), (1730, 146629765), (3226, 78632825), (4325, 58651906), (8065, 31453130), (8650, 29325953), (16130, 15726565), (18181, 13952450), (36362, 6976225), (40325, 6290626), (80650, 3145313), (90905, 2790490), (181810, 1395245), (279049, 909050), (454525, 558098)]