166244680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31249}}^1$

素因数の和:31286

約数の個数: 64

約数和(自身を含む): 450000000

約数和(自身を除く): 283755320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 5320, 31249, 62498, 124996, 156245, 218743, 249992, 312490, 437486, 593731, 624980, 874972, 1093715, 1187462, 1249960, 1749944, 2187430, 2374924, 2968655, 4156117, 4374860, 4749848, 5937310, 8312234, 8749720, 11874620, 16624468, 20780585, 23749240, 33248936, 41561170, 83122340, 166244680]

約数ペア:

[(1, 166244680), (2, 83122340), (4, 41561170), (5, 33248936), (7, 23749240), (8, 20780585), (10, 16624468), (14, 11874620), (19, 8749720), (20, 8312234), (28, 5937310), (35, 4749848), (38, 4374860), (40, 4156117), (56, 2968655), (70, 2374924), (76, 2187430), (95, 1749944), (133, 1249960), (140, 1187462), (152, 1093715), (190, 874972), (266, 624980), (280, 593731), (380, 437486), (532, 312490), (665, 249992), (760, 218743), (1064, 156245), (1330, 124996), (2660, 62498), (5320, 31249)]