117811720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{3191}}^1$

素因数の和:3286

約数の個数: 64

約数和(自身を含む): 289578240

約数和(自身を除く): 171766520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 71, 104, 130, 142, 260, 284, 355, 520, 568, 710, 923, 1420, 1846, 2840, 3191, 3692, 4615, 6382, 7384, 9230, 12764, 15955, 18460, 25528, 31910, 36920, 41483, 63820, 82966, 127640, 165932, 207415, 226561, 331864, 414830, 453122, 829660, 906244, 1132805, 1659320, 1812488, 2265610, 2945293, 4531220, 5890586, 9062440, 11781172, 14726465, 23562344, 29452930, 58905860, 117811720]

約数ペア:

[(1, 117811720), (2, 58905860), (4, 29452930), (5, 23562344), (8, 14726465), (10, 11781172), (13, 9062440), (20, 5890586), (26, 4531220), (40, 2945293), (52, 2265610), (65, 1812488), (71, 1659320), (104, 1132805), (130, 906244), (142, 829660), (260, 453122), (284, 414830), (355, 331864), (520, 226561), (568, 207415), (710, 165932), (923, 127640), (1420, 82966), (1846, 63820), (2840, 41483), (3191, 36920), (3692, 31910), (4615, 25528), (6382, 18460), (7384, 15955), (9230, 12764)]