13209535490

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{461}}^1$

素因数の和:672

約数の個数: 128

約数和(自身を含む): 26824089600

約数和(自身を除く): 13614554110

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 79, 83, 95, 115, 158, 166, 190, 230, 395, 415, 437, 461, 790, 830, 874, 922, 1501, 1577, 1817, 1909, 2185, 2305, 3002, 3154, 3634, 3818, 4370, 4610, 6557, 7505, 7885, 8759, 9085, 9545, 10603, 13114, 15010, 15770, 17518, 18170, 19090, 21206, 32785, 34523, 36271, 36419, 38263, 43795, 53015, 65570, 69046, 72542, 72838, 76526, 87590, 106030, 124583, 150811, 172615, 181355, 182095, 191315, 201457, 249166, 301622, 345230, 362710, 364190, 382630, 402914, 622915, 691961, 726997, 754055, 837637, 880049, 1007285, 1245830, 1383922, 1453994, 1508110, 1675274, 1760098, 2014570, 2865409, 3022777, 3459805, 3634985, 4188185, 4400245, 5730818, 6045554, 6919610, 7269970, 8376370, 8800490, 14327045, 15113885, 15915103, 16720931, 28654090, 30227770, 31830206, 33441862, 57432763, 69523871, 79575515, 83604655, 114865526, 139047742, 159151030, 167209310, 287163815, 347619355, 574327630, 695238710, 1320953549, 2641907098, 6604767745, 13209535490]

約数ペア:

[(1, 13209535490), (2, 6604767745), (5, 2641907098), (10, 1320953549), (19, 695238710), (23, 574327630), (38, 347619355), (46, 287163815), (79, 167209310), (83, 159151030), (95, 139047742), (115, 114865526), (158, 83604655), (166, 79575515), (190, 69523871), (230, 57432763), (395, 33441862), (415, 31830206), (437, 30227770), (461, 28654090), (790, 16720931), (830, 15915103), (874, 15113885), (922, 14327045), (1501, 8800490), (1577, 8376370), (1817, 7269970), (1909, 6919610), (2185, 6045554), (2305, 5730818), (3002, 4400245), (3154, 4188185), (3634, 3634985), (3818, 3459805), (4370, 3022777), (4610, 2865409), (6557, 2014570), (7505, 1760098), (7885, 1675274), (8759, 1508110), (9085, 1453994), (9545, 1383922), (10603, 1245830), (13114, 1007285), (15010, 880049), (15770, 837637), (17518, 754055), (18170, 726997), (19090, 691961), (21206, 622915), (32785, 402914), (34523, 382630), (36271, 364190), (36419, 362710), (38263, 345230), (43795, 301622), (53015, 249166), (65570, 201457), (69046, 191315), (72542, 182095), (72838, 181355), (76526, 172615), (87590, 150811), (106030, 124583)]