61261928

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1$

素因数の和:191

約数の個数: 128

約数和(自身を含む): 153753600

約数和(自身を除く): 92491672

約数列:

[1, 2, 4, 7, 8, 13, 14, 19, 26, 28, 38, 43, 52, 56, 76, 86, 91, 103, 104, 133, 152, 172, 182, 206, 247, 266, 301, 344, 364, 412, 494, 532, 559, 602, 721, 728, 817, 824, 988, 1064, 1118, 1204, 1339, 1442, 1634, 1729, 1957, 1976, 2236, 2408, 2678, 2884, 3268, 3458, 3913, 3914, 4429, 4472, 5356, 5719, 5768, 6536, 6916, 7826, 7828, 8858, 9373, 10621, 10712, 11438, 13699, 13832, 15652, 15656, 17716, 18746, 21242, 22876, 25441, 27398, 31003, 31304, 35432, 37492, 42484, 45752, 50882, 54796, 57577, 62006, 74347, 74984, 84151, 84968, 101764, 109592, 115154, 124012, 148694, 168302, 178087, 203528, 230308, 248024, 297388, 336604, 356174, 403039, 460616, 589057, 594776, 673208, 712348, 806078, 1093963, 1178114, 1424696, 1612156, 2187926, 2356228, 3224312, 4375852, 4712456, 7657741, 8751704, 15315482, 30630964, 61261928]

約数ペア:

[(1, 61261928), (2, 30630964), (4, 15315482), (7, 8751704), (8, 7657741), (13, 4712456), (14, 4375852), (19, 3224312), (26, 2356228), (28, 2187926), (38, 1612156), (43, 1424696), (52, 1178114), (56, 1093963), (76, 806078), (86, 712348), (91, 673208), (103, 594776), (104, 589057), (133, 460616), (152, 403039), (172, 356174), (182, 336604), (206, 297388), (247, 248024), (266, 230308), (301, 203528), (344, 178087), (364, 168302), (412, 148694), (494, 124012), (532, 115154), (559, 109592), (602, 101764), (721, 84968), (728, 84151), (817, 74984), (824, 74347), (988, 62006), (1064, 57577), (1118, 54796), (1204, 50882), (1339, 45752), (1442, 42484), (1634, 37492), (1729, 35432), (1957, 31304), (1976, 31003), (2236, 27398), (2408, 25441), (2678, 22876), (2884, 21242), (3268, 18746), (3458, 17716), (3913, 15656), (3914, 15652), (4429, 13832), (4472, 13699), (5356, 11438), (5719, 10712), (5768, 10621), (6536, 9373), (6916, 8858), (7826, 7828)]