27965210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{389}}^1$

素因数の和:495

約数の個数: 64

約数和(自身を含む): 62899200

約数和(自身を除く): 34933990

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 79, 91, 130, 158, 182, 389, 395, 455, 553, 778, 790, 910, 1027, 1106, 1945, 2054, 2723, 2765, 3890, 5057, 5135, 5446, 5530, 7189, 10114, 10270, 13615, 14378, 25285, 27230, 30731, 35399, 35945, 50570, 61462, 70798, 71890, 153655, 176995, 215117, 307310, 353990, 399503, 430234, 799006, 1075585, 1997515, 2151170, 2796521, 3995030, 5593042, 13982605, 27965210]

約数ペア:

[(1, 27965210), (2, 13982605), (5, 5593042), (7, 3995030), (10, 2796521), (13, 2151170), (14, 1997515), (26, 1075585), (35, 799006), (65, 430234), (70, 399503), (79, 353990), (91, 307310), (130, 215117), (158, 176995), (182, 153655), (389, 71890), (395, 70798), (455, 61462), (553, 50570), (778, 35945), (790, 35399), (910, 30731), (1027, 27230), (1106, 25285), (1945, 14378), (2054, 13615), (2723, 10270), (2765, 10114), (3890, 7189), (5057, 5530), (5135, 5446)]