85233920

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3917}}^1$

素因数の和:3955

約数の個数: 72

約数和(自身を含む): 216226584

約数和(自身を除く): 130992664

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, 3917, 4352, 5440, 7834, 10880, 15668, 19585, 21760, 31336, 39170, 62672, 66589, 78340, 125344, 133178, 156680, 250688, 266356, 313360, 332945, 501376, 532712, 626720, 665890, 1002752, 1065424, 1253440, 1331780, 2130848, 2506880, 2663560, 4261696, 5013760, 5327120, 8523392, 10654240, 17046784, 21308480, 42616960, 85233920]

約数ペア:

[(1, 85233920), (2, 42616960), (4, 21308480), (5, 17046784), (8, 10654240), (10, 8523392), (16, 5327120), (17, 5013760), (20, 4261696), (32, 2663560), (34, 2506880), (40, 2130848), (64, 1331780), (68, 1253440), (80, 1065424), (85, 1002752), (128, 665890), (136, 626720), (160, 532712), (170, 501376), (256, 332945), (272, 313360), (320, 266356), (340, 250688), (544, 156680), (640, 133178), (680, 125344), (1088, 78340), (1280, 66589), (1360, 62672), (2176, 39170), (2720, 31336), (3917, 21760), (4352, 19585), (5440, 15668), (7834, 10880)]