8145996820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{211}}^1\times {\mathrm{1789}}^1$

素因数の和:2105

約数の個数: 96

約数和(自身を含む): 18743276160

約数和(自身を除く): 10597279340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 83, 130, 166, 211, 260, 332, 415, 422, 830, 844, 1055, 1079, 1660, 1789, 2110, 2158, 2743, 3578, 4220, 4316, 5395, 5486, 7156, 8945, 10790, 10972, 13715, 17513, 17890, 21580, 23257, 27430, 35026, 35780, 46514, 54860, 70052, 87565, 93028, 116285, 148487, 175130, 227669, 232570, 296974, 350260, 377479, 455338, 465140, 593948, 742435, 754958, 910676, 1138345, 1484870, 1509916, 1887395, 1930331, 2276690, 2969740, 3774790, 3860662, 4553380, 4907227, 7549580, 7721324, 9651655, 9814454, 19303310, 19628908, 24536135, 31330757, 38606620, 49072270, 62661514, 98144540, 125323028, 156653785, 313307570, 407299841, 626615140, 814599682, 1629199364, 2036499205, 4072998410, 8145996820]

約数ペア:

[(1, 8145996820), (2, 4072998410), (4, 2036499205), (5, 1629199364), (10, 814599682), (13, 626615140), (20, 407299841), (26, 313307570), (52, 156653785), (65, 125323028), (83, 98144540), (130, 62661514), (166, 49072270), (211, 38606620), (260, 31330757), (332, 24536135), (415, 19628908), (422, 19303310), (830, 9814454), (844, 9651655), (1055, 7721324), (1079, 7549580), (1660, 4907227), (1789, 4553380), (2110, 3860662), (2158, 3774790), (2743, 2969740), (3578, 2276690), (4220, 1930331), (4316, 1887395), (5395, 1509916), (5486, 1484870), (7156, 1138345), (8945, 910676), (10790, 754958), (10972, 742435), (13715, 593948), (17513, 465140), (17890, 455338), (21580, 377479), (23257, 350260), (27430, 296974), (35026, 232570), (35780, 227669), (46514, 175130), (54860, 148487), (70052, 116285), (87565, 93028)]