51071020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2551}}^1$

素因数の和:2591

約数の個数: 96

約数和(自身を含む): 144055296

約数和(自身を除く): 92984276

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 26, 28, 35, 44, 52, 55, 65, 70, 77, 91, 110, 130, 140, 143, 154, 182, 220, 260, 286, 308, 364, 385, 455, 572, 715, 770, 910, 1001, 1430, 1540, 1820, 2002, 2551, 2860, 4004, 5005, 5102, 10010, 10204, 12755, 17857, 20020, 25510, 28061, 33163, 35714, 51020, 56122, 66326, 71428, 89285, 112244, 132652, 140305, 165815, 178570, 196427, 232141, 280610, 331630, 357140, 364793, 392854, 464282, 561220, 663260, 729586, 785708, 928564, 982135, 1160705, 1459172, 1823965, 1964270, 2321410, 2553551, 3647930, 3928540, 4642820, 5107102, 7295860, 10214204, 12767755, 25535510, 51071020]

約数ペア:

[(1, 51071020), (2, 25535510), (4, 12767755), (5, 10214204), (7, 7295860), (10, 5107102), (11, 4642820), (13, 3928540), (14, 3647930), (20, 2553551), (22, 2321410), (26, 1964270), (28, 1823965), (35, 1459172), (44, 1160705), (52, 982135), (55, 928564), (65, 785708), (70, 729586), (77, 663260), (91, 561220), (110, 464282), (130, 392854), (140, 364793), (143, 357140), (154, 331630), (182, 280610), (220, 232141), (260, 196427), (286, 178570), (308, 165815), (364, 140305), (385, 132652), (455, 112244), (572, 89285), (715, 71428), (770, 66326), (910, 56122), (1001, 51020), (1430, 35714), (1540, 33163), (1820, 28061), (2002, 25510), (2551, 20020), (2860, 17857), (4004, 12755), (5005, 10204), (5102, 10010)]