12905300

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1$

素因数の和:249

約数の個数: 72

約数和(自身を含む): 30331392

約数和(自身を除く): 17426092

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 31, 46, 50, 62, 92, 100, 115, 124, 155, 181, 230, 310, 362, 460, 575, 620, 713, 724, 775, 905, 1150, 1426, 1550, 1810, 2300, 2852, 3100, 3565, 3620, 4163, 4525, 5611, 7130, 8326, 9050, 11222, 14260, 16652, 17825, 18100, 20815, 22444, 28055, 35650, 41630, 56110, 71300, 83260, 104075, 112220, 129053, 140275, 208150, 258106, 280550, 416300, 516212, 561100, 645265, 1290530, 2581060, 3226325, 6452650, 12905300]

約数ペア:

[(1, 12905300), (2, 6452650), (4, 3226325), (5, 2581060), (10, 1290530), (20, 645265), (23, 561100), (25, 516212), (31, 416300), (46, 280550), (50, 258106), (62, 208150), (92, 140275), (100, 129053), (115, 112220), (124, 104075), (155, 83260), (181, 71300), (230, 56110), (310, 41630), (362, 35650), (460, 28055), (575, 22444), (620, 20815), (713, 18100), (724, 17825), (775, 16652), (905, 14260), (1150, 11222), (1426, 9050), (1550, 8326), (1810, 7130), (2300, 5611), (2852, 4525), (3100, 4163), (3565, 3620)]