657168190

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{5749}}^1$

素因数の和:5857

約数の個数: 64

約数和(自身を含む): 1430784000

約数和(自身を除く): 773615810

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 71, 115, 142, 161, 230, 322, 355, 497, 710, 805, 994, 1610, 1633, 2485, 3266, 4970, 5749, 8165, 11431, 11498, 16330, 22862, 28745, 40243, 57155, 57490, 80486, 114310, 132227, 201215, 264454, 402430, 408179, 661135, 816358, 925589, 1322270, 1851178, 2040895, 2857253, 4081790, 4627945, 5714506, 9255890, 9388117, 14286265, 18776234, 28572530, 46940585, 65716819, 93881170, 131433638, 328584095, 657168190]

約数ペア:

[(1, 657168190), (2, 328584095), (5, 131433638), (7, 93881170), (10, 65716819), (14, 46940585), (23, 28572530), (35, 18776234), (46, 14286265), (70, 9388117), (71, 9255890), (115, 5714506), (142, 4627945), (161, 4081790), (230, 2857253), (322, 2040895), (355, 1851178), (497, 1322270), (710, 925589), (805, 816358), (994, 661135), (1610, 408179), (1633, 402430), (2485, 264454), (3266, 201215), (4970, 132227), (5749, 114310), (8165, 80486), (11431, 57490), (11498, 57155), (16330, 40243), (22862, 28745)]