201300904

素因数分解:

$2^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1\times {\mathrm{257}}^1$

素因数の和:538

約数の個数: 64

約数和(自身を含む): 441365760

約数和(自身を除く): 240064856

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 71, 142, 197, 257, 284, 394, 497, 514, 568, 788, 994, 1028, 1379, 1576, 1799, 1988, 2056, 2758, 3598, 3976, 5516, 7196, 11032, 13987, 14392, 18247, 27974, 36494, 50629, 55948, 72988, 97909, 101258, 111896, 127729, 145976, 195818, 202516, 255458, 354403, 391636, 405032, 510916, 708806, 783272, 1021832, 1417612, 2835224, 3594659, 7189318, 14378636, 25162613, 28757272, 50325226, 100650452, 201300904]

約数ペア:

[(1, 201300904), (2, 100650452), (4, 50325226), (7, 28757272), (8, 25162613), (14, 14378636), (28, 7189318), (56, 3594659), (71, 2835224), (142, 1417612), (197, 1021832), (257, 783272), (284, 708806), (394, 510916), (497, 405032), (514, 391636), (568, 354403), (788, 255458), (994, 202516), (1028, 195818), (1379, 145976), (1576, 127729), (1799, 111896), (1988, 101258), (2056, 97909), (2758, 72988), (3598, 55948), (3976, 50629), (5516, 36494), (7196, 27974), (11032, 18247), (13987, 14392)]