131027840

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{12043}}^1$

素因数の和:12079

約数の個数: 64

約数和(自身を含む): 331691760

約数和(自身を除く): 200663920

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 272, 320, 340, 544, 640, 680, 1088, 1360, 2176, 2720, 5440, 10880, 12043, 24086, 48172, 60215, 96344, 120430, 192688, 204731, 240860, 385376, 409462, 481720, 770752, 818924, 963440, 1023655, 1541504, 1637848, 1926880, 2047310, 3275696, 3853760, 4094620, 6551392, 7707520, 8189240, 13102784, 16378480, 26205568, 32756960, 65513920, 131027840]

約数ペア:

[(1, 131027840), (2, 65513920), (4, 32756960), (5, 26205568), (8, 16378480), (10, 13102784), (16, 8189240), (17, 7707520), (20, 6551392), (32, 4094620), (34, 3853760), (40, 3275696), (64, 2047310), (68, 1926880), (80, 1637848), (85, 1541504), (128, 1023655), (136, 963440), (160, 818924), (170, 770752), (272, 481720), (320, 409462), (340, 385376), (544, 240860), (640, 204731), (680, 192688), (1088, 120430), (1360, 96344), (2176, 60215), (2720, 48172), (5440, 24086), (10880, 12043)]