74485120

素因数分解:

$2^7\times 5^1\times {\mathrm{181}}^1\times {\mathrm{643}}^1$

素因数の和:843

約数の個数: 64

約数和(自身を含む): 179328240

約数和(自身を除く): 104843120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 181, 320, 362, 640, 643, 724, 905, 1286, 1448, 1810, 2572, 2896, 3215, 3620, 5144, 5792, 6430, 7240, 10288, 11584, 12860, 14480, 20576, 23168, 25720, 28960, 41152, 51440, 57920, 82304, 102880, 115840, 116383, 205760, 232766, 411520, 465532, 581915, 931064, 1163830, 1862128, 2327660, 3724256, 4655320, 7448512, 9310640, 14897024, 18621280, 37242560, 74485120]

約数ペア:

[(1, 74485120), (2, 37242560), (4, 18621280), (5, 14897024), (8, 9310640), (10, 7448512), (16, 4655320), (20, 3724256), (32, 2327660), (40, 1862128), (64, 1163830), (80, 931064), (128, 581915), (160, 465532), (181, 411520), (320, 232766), (362, 205760), (640, 116383), (643, 115840), (724, 102880), (905, 82304), (1286, 57920), (1448, 51440), (1810, 41152), (2572, 28960), (2896, 25720), (3215, 23168), (3620, 20576), (5144, 14480), (5792, 12860), (6430, 11584), (7240, 10288)]