181333490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1\times {\mathrm{191}}^1$

素因数の和:387

約数の個数: 64

約数和(自身を含む): 361912320

約数和(自身を除く): 180578830

約数列:

[1, 2, 5, 10, 13, 26, 65, 67, 109, 130, 134, 191, 218, 335, 382, 545, 670, 871, 955, 1090, 1417, 1742, 1910, 2483, 2834, 4355, 4966, 7085, 7303, 8710, 12415, 12797, 14170, 14606, 20819, 24830, 25594, 36515, 41638, 63985, 73030, 94939, 104095, 127970, 166361, 189878, 208190, 270647, 332722, 474695, 541294, 831805, 949390, 1353235, 1394873, 1663610, 2706470, 2789746, 6974365, 13948730, 18133349, 36266698, 90666745, 181333490]

約数ペア:

[(1, 181333490), (2, 90666745), (5, 36266698), (10, 18133349), (13, 13948730), (26, 6974365), (65, 2789746), (67, 2706470), (109, 1663610), (130, 1394873), (134, 1353235), (191, 949390), (218, 831805), (335, 541294), (382, 474695), (545, 332722), (670, 270647), (871, 208190), (955, 189878), (1090, 166361), (1417, 127970), (1742, 104095), (1910, 94939), (2483, 73030), (2834, 63985), (4355, 41638), (4966, 36515), (7085, 25594), (7303, 24830), (8710, 20819), (12415, 14606), (12797, 14170)]