77799888

素因数分解:

$2^4\times 3^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{521}}^1$

素因数の和:613

約数の個数: 120

約数和(自身を含む): 234768456

約数和(自身を除く): 156968568

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 34, 36, 48, 51, 61, 68, 72, 102, 122, 136, 144, 153, 183, 204, 244, 272, 306, 366, 408, 488, 521, 549, 612, 732, 816, 976, 1037, 1042, 1098, 1224, 1464, 1563, 2074, 2084, 2196, 2448, 2928, 3111, 3126, 4148, 4168, 4392, 4689, 6222, 6252, 8296, 8336, 8784, 8857, 9333, 9378, 12444, 12504, 16592, 17714, 18666, 18756, 24888, 25008, 26571, 31781, 35428, 37332, 37512, 49776, 53142, 63562, 70856, 74664, 75024, 79713, 95343, 106284, 127124, 141712, 149328, 159426, 190686, 212568, 254248, 286029, 318852, 381372, 425136, 508496, 540277, 572058, 637704, 762744, 1080554, 1144116, 1275408, 1525488, 1620831, 2161108, 2288232, 3241662, 4322216, 4576464, 4862493, 6483324, 8644432, 9724986, 12966648, 19449972, 25933296, 38899944, 77799888]

約数ペア:

[(1, 77799888), (2, 38899944), (3, 25933296), (4, 19449972), (6, 12966648), (8, 9724986), (9, 8644432), (12, 6483324), (16, 4862493), (17, 4576464), (18, 4322216), (24, 3241662), (34, 2288232), (36, 2161108), (48, 1620831), (51, 1525488), (61, 1275408), (68, 1144116), (72, 1080554), (102, 762744), (122, 637704), (136, 572058), (144, 540277), (153, 508496), (183, 425136), (204, 381372), (244, 318852), (272, 286029), (306, 254248), (366, 212568), (408, 190686), (488, 159426), (521, 149328), (549, 141712), (612, 127124), (732, 106284), (816, 95343), (976, 79713), (1037, 75024), (1042, 74664), (1098, 70856), (1224, 63562), (1464, 53142), (1563, 49776), (2074, 37512), (2084, 37332), (2196, 35428), (2448, 31781), (2928, 26571), (3111, 25008), (3126, 24888), (4148, 18756), (4168, 18666), (4392, 17714), (4689, 16592), (6222, 12504), (6252, 12444), (8296, 9378), (8336, 9333), (8784, 8857)]