68500480

素因数分解:

$2^{10}\times 5^1\times {\mathrm{17}}^1\times {\mathrm{787}}^1$

素因数の和:829

約数の個数: 88

約数和(自身を含む): 174207888

約数和(自身を除く): 105707408

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, 512, 544, 640, 680, 787, 1024, 1088, 1280, 1360, 1574, 2176, 2560, 2720, 3148, 3935, 4352, 5120, 5440, 6296, 7870, 8704, 10880, 12592, 13379, 15740, 17408, 21760, 25184, 26758, 31480, 43520, 50368, 53516, 62960, 66895, 87040, 100736, 107032, 125920, 133790, 201472, 214064, 251840, 267580, 402944, 428128, 503680, 535160, 805888, 856256, 1007360, 1070320, 1712512, 2014720, 2140640, 3425024, 4029440, 4281280, 6850048, 8562560, 13700096, 17125120, 34250240, 68500480]

約数ペア:

[(1, 68500480), (2, 34250240), (4, 17125120), (5, 13700096), (8, 8562560), (10, 6850048), (16, 4281280), (17, 4029440), (20, 3425024), (32, 2140640), (34, 2014720), (40, 1712512), (64, 1070320), (68, 1007360), (80, 856256), (85, 805888), (128, 535160), (136, 503680), (160, 428128), (170, 402944), (256, 267580), (272, 251840), (320, 214064), (340, 201472), (512, 133790), (544, 125920), (640, 107032), (680, 100736), (787, 87040), (1024, 66895), (1088, 62960), (1280, 53516), (1360, 50368), (1574, 43520), (2176, 31480), (2560, 26758), (2720, 25184), (3148, 21760), (3935, 17408), (4352, 15740), (5120, 13379), (5440, 12592), (6296, 10880), (7870, 8704)]