8157760

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:120

約数の個数: 112

約数和(自身を含む): 21890736

約数和(自身を除く): 13732976

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 37, 40, 52, 53, 64, 65, 74, 80, 104, 106, 130, 148, 160, 185, 208, 212, 260, 265, 296, 320, 370, 416, 424, 481, 520, 530, 592, 689, 740, 832, 848, 962, 1040, 1060, 1184, 1378, 1480, 1696, 1924, 1961, 2080, 2120, 2368, 2405, 2756, 2960, 3392, 3445, 3848, 3922, 4160, 4240, 4810, 5512, 5920, 6890, 7696, 7844, 8480, 9620, 9805, 11024, 11840, 13780, 15392, 15688, 16960, 19240, 19610, 22048, 25493, 27560, 30784, 31376, 38480, 39220, 44096, 50986, 55120, 62752, 76960, 78440, 101972, 110240, 125504, 127465, 153920, 156880, 203944, 220480, 254930, 313760, 407888, 509860, 627520, 815776, 1019720, 1631552, 2039440, 4078880, 8157760]

約数ペア:

[(1, 8157760), (2, 4078880), (4, 2039440), (5, 1631552), (8, 1019720), (10, 815776), (13, 627520), (16, 509860), (20, 407888), (26, 313760), (32, 254930), (37, 220480), (40, 203944), (52, 156880), (53, 153920), (64, 127465), (65, 125504), (74, 110240), (80, 101972), (104, 78440), (106, 76960), (130, 62752), (148, 55120), (160, 50986), (185, 44096), (208, 39220), (212, 38480), (260, 31376), (265, 30784), (296, 27560), (320, 25493), (370, 22048), (416, 19610), (424, 19240), (481, 16960), (520, 15688), (530, 15392), (592, 13780), (689, 11840), (740, 11024), (832, 9805), (848, 9620), (962, 8480), (1040, 7844), (1060, 7696), (1184, 6890), (1378, 5920), (1480, 5512), (1696, 4810), (1924, 4240), (1961, 4160), (2080, 3922), (2120, 3848), (2368, 3445), (2405, 3392), (2756, 2960)]