69638920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{853}}^1$

素因数の和:1034

約数の個数: 64

約数和(自身を含む): 170014320

約数和(自身を除く): 100375400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 157, 260, 314, 520, 628, 785, 853, 1256, 1570, 1706, 2041, 3140, 3412, 4082, 4265, 6280, 6824, 8164, 8530, 10205, 11089, 16328, 17060, 20410, 22178, 34120, 40820, 44356, 55445, 81640, 88712, 110890, 133921, 221780, 267842, 443560, 535684, 669605, 1071368, 1339210, 1740973, 2678420, 3481946, 5356840, 6963892, 8704865, 13927784, 17409730, 34819460, 69638920]

約数ペア:

[(1, 69638920), (2, 34819460), (4, 17409730), (5, 13927784), (8, 8704865), (10, 6963892), (13, 5356840), (20, 3481946), (26, 2678420), (40, 1740973), (52, 1339210), (65, 1071368), (104, 669605), (130, 535684), (157, 443560), (260, 267842), (314, 221780), (520, 133921), (628, 110890), (785, 88712), (853, 81640), (1256, 55445), (1570, 44356), (1706, 40820), (2041, 34120), (3140, 22178), (3412, 20410), (4082, 17060), (4265, 16328), (6280, 11089), (6824, 10205), (8164, 8530)]