68488970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1$

素因数の和:311

約数の個数: 64

約数和(自身を含む): 139812480

約数和(自身を除く): 71323510

約数列:

[1, 2, 5, 10, 11, 22, 55, 59, 61, 110, 118, 122, 173, 295, 305, 346, 590, 610, 649, 671, 865, 1298, 1342, 1730, 1903, 3245, 3355, 3599, 3806, 6490, 6710, 7198, 9515, 10207, 10553, 17995, 19030, 20414, 21106, 35990, 39589, 51035, 52765, 79178, 102070, 105530, 112277, 116083, 197945, 224554, 232166, 395890, 561385, 580415, 622627, 1122770, 1160830, 1245254, 3113135, 6226270, 6848897, 13697794, 34244485, 68488970]

約数ペア:

[(1, 68488970), (2, 34244485), (5, 13697794), (10, 6848897), (11, 6226270), (22, 3113135), (55, 1245254), (59, 1160830), (61, 1122770), (110, 622627), (118, 580415), (122, 561385), (173, 395890), (295, 232166), (305, 224554), (346, 197945), (590, 116083), (610, 112277), (649, 105530), (671, 102070), (865, 79178), (1298, 52765), (1342, 51035), (1730, 39589), (1903, 35990), (3245, 21106), (3355, 20414), (3599, 19030), (3806, 17995), (6490, 10553), (6710, 10207), (7198, 9515)]