325840310

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{431}}^1$

素因数の和:653

約数の個数: 64

約数和(自身を含む): 649451520

約数和(自身を除く): 323611210

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 95, 115, 173, 190, 230, 346, 431, 437, 862, 865, 874, 1730, 2155, 2185, 3287, 3979, 4310, 4370, 6574, 7958, 8189, 9913, 16378, 16435, 19826, 19895, 32870, 39790, 40945, 49565, 74563, 75601, 81890, 99130, 149126, 151202, 188347, 372815, 376694, 378005, 745630, 756010, 941735, 1416697, 1714949, 1883470, 2833394, 3429898, 7083485, 8574745, 14166970, 17149490, 32584031, 65168062, 162920155, 325840310]

約数ペア:

[(1, 325840310), (2, 162920155), (5, 65168062), (10, 32584031), (19, 17149490), (23, 14166970), (38, 8574745), (46, 7083485), (95, 3429898), (115, 2833394), (173, 1883470), (190, 1714949), (230, 1416697), (346, 941735), (431, 756010), (437, 745630), (862, 378005), (865, 376694), (874, 372815), (1730, 188347), (2155, 151202), (2185, 149126), (3287, 99130), (3979, 81890), (4310, 75601), (4370, 74563), (6574, 49565), (7958, 40945), (8189, 39790), (9913, 32870), (16378, 19895), (16435, 19826)]