157908088

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{509}}^1$

素因数の和:704

約数の個数: 64

約数和(自身を含む): 338436000

約数和(自身を除く): 180527912

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 157, 247, 314, 494, 509, 628, 988, 1018, 1256, 1976, 2036, 2041, 2983, 4072, 4082, 5966, 6617, 8164, 9671, 11932, 13234, 16328, 19342, 23864, 26468, 38684, 38779, 52936, 77368, 77558, 79913, 125723, 155116, 159826, 251446, 310232, 319652, 502892, 639304, 1005784, 1038869, 1518347, 2077738, 3036694, 4155476, 6073388, 8310952, 12146776, 19738511, 39477022, 78954044, 157908088]

約数ペア:

[(1, 157908088), (2, 78954044), (4, 39477022), (8, 19738511), (13, 12146776), (19, 8310952), (26, 6073388), (38, 4155476), (52, 3036694), (76, 2077738), (104, 1518347), (152, 1038869), (157, 1005784), (247, 639304), (314, 502892), (494, 319652), (509, 310232), (628, 251446), (988, 159826), (1018, 155116), (1256, 125723), (1976, 79913), (2036, 77558), (2041, 77368), (2983, 52936), (4072, 38779), (4082, 38684), (5966, 26468), (6617, 23864), (8164, 19342), (9671, 16328), (11932, 13234)]