103640840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{881}}^1$

素因数の和:1082

約数の個数: 64

約数和(自身を含む): 248618160

約数和(自身を除く): 144977320

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 173, 340, 346, 680, 692, 865, 881, 1384, 1730, 1762, 2941, 3460, 3524, 4405, 5882, 6920, 7048, 8810, 11764, 14705, 14977, 17620, 23528, 29410, 29954, 35240, 58820, 59908, 74885, 117640, 119816, 149770, 152413, 299540, 304826, 599080, 609652, 762065, 1219304, 1524130, 2591021, 3048260, 5182042, 6096520, 10364084, 12955105, 20728168, 25910210, 51820420, 103640840]

約数ペア:

[(1, 103640840), (2, 51820420), (4, 25910210), (5, 20728168), (8, 12955105), (10, 10364084), (17, 6096520), (20, 5182042), (34, 3048260), (40, 2591021), (68, 1524130), (85, 1219304), (136, 762065), (170, 609652), (173, 599080), (340, 304826), (346, 299540), (680, 152413), (692, 149770), (865, 119816), (881, 117640), (1384, 74885), (1730, 59908), (1762, 58820), (2941, 35240), (3460, 29954), (3524, 29410), (4405, 23528), (5882, 17620), (6920, 14977), (7048, 14705), (8810, 11764)]