50666980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1$

素因数の和:174

約数の個数: 144

約数和(自身を含む): 137951856

約数和(自身を除く): 87284876

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 41, 49, 52, 65, 70, 82, 91, 97, 98, 130, 140, 164, 182, 194, 196, 205, 245, 260, 287, 364, 388, 410, 455, 485, 490, 533, 574, 637, 679, 820, 910, 970, 980, 1066, 1148, 1261, 1274, 1358, 1435, 1820, 1940, 2009, 2132, 2522, 2548, 2665, 2716, 2870, 3185, 3395, 3731, 3977, 4018, 4753, 5044, 5330, 5740, 6305, 6370, 6790, 7462, 7954, 8036, 8827, 9506, 10045, 10660, 12610, 12740, 13580, 14924, 15908, 17654, 18655, 19012, 19885, 20090, 23765, 25220, 26117, 27839, 35308, 37310, 39770, 40180, 44135, 47530, 51701, 52234, 55678, 61789, 74620, 79540, 88270, 95060, 103402, 104468, 111356, 123578, 130585, 139195, 176540, 194873, 206804, 247156, 258505, 261170, 278390, 308945, 361907, 389746, 517010, 522340, 556780, 617890, 723814, 779492, 974365, 1034020, 1235780, 1447628, 1809535, 1948730, 2533349, 3619070, 3897460, 5066698, 7238140, 10133396, 12666745, 25333490, 50666980]

約数ペア:

[(1, 50666980), (2, 25333490), (4, 12666745), (5, 10133396), (7, 7238140), (10, 5066698), (13, 3897460), (14, 3619070), (20, 2533349), (26, 1948730), (28, 1809535), (35, 1447628), (41, 1235780), (49, 1034020), (52, 974365), (65, 779492), (70, 723814), (82, 617890), (91, 556780), (97, 522340), (98, 517010), (130, 389746), (140, 361907), (164, 308945), (182, 278390), (194, 261170), (196, 258505), (205, 247156), (245, 206804), (260, 194873), (287, 176540), (364, 139195), (388, 130585), (410, 123578), (455, 111356), (485, 104468), (490, 103402), (533, 95060), (574, 88270), (637, 79540), (679, 74620), (820, 61789), (910, 55678), (970, 52234), (980, 51701), (1066, 47530), (1148, 44135), (1261, 40180), (1274, 39770), (1358, 37310), (1435, 35308), (1820, 27839), (1940, 26117), (2009, 25220), (2132, 23765), (2522, 20090), (2548, 19885), (2665, 19012), (2716, 18655), (2870, 17654), (3185, 15908), (3395, 14924), (3731, 13580), (3977, 12740), (4018, 12610), (4753, 10660), (5044, 10045), (5330, 9506), (5740, 8827), (6305, 8036), (6370, 7954), (6790, 7462)]