788853040

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{2749}}^1$

素因数の和:2990

約数の個数: 80

約数和(自身を含む): 1951884000

約数和(自身を除く): 1163030960

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 211, 272, 340, 422, 680, 844, 1055, 1360, 1688, 2110, 2749, 3376, 3587, 4220, 5498, 7174, 8440, 10996, 13745, 14348, 16880, 17935, 21992, 27490, 28696, 35870, 43984, 46733, 54980, 57392, 71740, 93466, 109960, 143480, 186932, 219920, 233665, 286960, 373864, 467330, 580039, 747728, 934660, 1160078, 1869320, 2320156, 2900195, 3738640, 4640312, 5800390, 9280624, 9860663, 11600780, 19721326, 23201560, 39442652, 46403120, 49303315, 78885304, 98606630, 157770608, 197213260, 394426520, 788853040]

約数ペア:

[(1, 788853040), (2, 394426520), (4, 197213260), (5, 157770608), (8, 98606630), (10, 78885304), (16, 49303315), (17, 46403120), (20, 39442652), (34, 23201560), (40, 19721326), (68, 11600780), (80, 9860663), (85, 9280624), (136, 5800390), (170, 4640312), (211, 3738640), (272, 2900195), (340, 2320156), (422, 1869320), (680, 1160078), (844, 934660), (1055, 747728), (1360, 580039), (1688, 467330), (2110, 373864), (2749, 286960), (3376, 233665), (3587, 219920), (4220, 186932), (5498, 143480), (7174, 109960), (8440, 93466), (10996, 71740), (13745, 57392), (14348, 54980), (16880, 46733), (17935, 43984), (21992, 35870), (27490, 28696)]