64804570

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:271

約数の個数: 64

約数和(自身を含む): 128563200

約数和(自身を除く): 63758630

約数列:

[1, 2, 5, 10, 23, 31, 46, 61, 62, 115, 122, 149, 155, 230, 298, 305, 310, 610, 713, 745, 1403, 1426, 1490, 1891, 2806, 3427, 3565, 3782, 4619, 6854, 7015, 7130, 9089, 9238, 9455, 14030, 17135, 18178, 18910, 23095, 34270, 43493, 45445, 46190, 86986, 90890, 106237, 209047, 212474, 217465, 281759, 418094, 434930, 531185, 563518, 1045235, 1062370, 1408795, 2090470, 2817590, 6480457, 12960914, 32402285, 64804570]

約数ペア:

[(1, 64804570), (2, 32402285), (5, 12960914), (10, 6480457), (23, 2817590), (31, 2090470), (46, 1408795), (61, 1062370), (62, 1045235), (115, 563518), (122, 531185), (149, 434930), (155, 418094), (230, 281759), (298, 217465), (305, 212474), (310, 209047), (610, 106237), (713, 90890), (745, 86986), (1403, 46190), (1426, 45445), (1490, 43493), (1891, 34270), (2806, 23095), (3427, 18910), (3565, 18178), (3782, 17135), (4619, 14030), (6854, 9455), (7015, 9238), (7130, 9089)]