87322880

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{4013}}^1$

素因数の和:4051

約数の個数: 72

約数和(自身を含む): 221524632

約数和(自身を除く): 134201752

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 256, 272, 320, 340, 544, 640, 680, 1088, 1280, 1360, 2176, 2720, 4013, 4352, 5440, 8026, 10880, 16052, 20065, 21760, 32104, 40130, 64208, 68221, 80260, 128416, 136442, 160520, 256832, 272884, 321040, 341105, 513664, 545768, 642080, 682210, 1027328, 1091536, 1284160, 1364420, 2183072, 2568320, 2728840, 4366144, 5136640, 5457680, 8732288, 10915360, 17464576, 21830720, 43661440, 87322880]

約数ペア:

[(1, 87322880), (2, 43661440), (4, 21830720), (5, 17464576), (8, 10915360), (10, 8732288), (16, 5457680), (17, 5136640), (20, 4366144), (32, 2728840), (34, 2568320), (40, 2183072), (64, 1364420), (68, 1284160), (80, 1091536), (85, 1027328), (128, 682210), (136, 642080), (160, 545768), (170, 513664), (256, 341105), (272, 321040), (320, 272884), (340, 256832), (544, 160520), (640, 136442), (680, 128416), (1088, 80260), (1280, 68221), (1360, 64208), (2176, 40130), (2720, 32104), (4013, 21760), (4352, 20065), (5440, 16052), (8026, 10880)]