15705871376

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{563}}^1\times {\mathrm{1889}}^1$

素因数の和:2544

約数の個数: 80

約数和(自身を含む): 33309118080

約数和(自身を除く): 17603246704

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 71, 104, 142, 208, 284, 563, 568, 923, 1126, 1136, 1846, 1889, 2252, 3692, 3778, 4504, 7319, 7384, 7556, 9008, 14638, 14768, 15112, 24557, 29276, 30224, 39973, 49114, 58552, 79946, 98228, 117104, 134119, 159892, 196456, 268238, 319784, 392912, 519649, 536476, 639568, 1039298, 1063507, 1072952, 1743547, 2078596, 2127014, 2145904, 3487094, 4157192, 4254028, 6974188, 8314384, 8508056, 13825591, 13948376, 17016112, 27651182, 27896752, 55302364, 75508997, 110604728, 151017994, 221209456, 302035988, 604071976, 981616961, 1208143952, 1963233922, 3926467844, 7852935688, 15705871376]

約数ペア:

[(1, 15705871376), (2, 7852935688), (4, 3926467844), (8, 1963233922), (13, 1208143952), (16, 981616961), (26, 604071976), (52, 302035988), (71, 221209456), (104, 151017994), (142, 110604728), (208, 75508997), (284, 55302364), (563, 27896752), (568, 27651182), (923, 17016112), (1126, 13948376), (1136, 13825591), (1846, 8508056), (1889, 8314384), (2252, 6974188), (3692, 4254028), (3778, 4157192), (4504, 3487094), (7319, 2145904), (7384, 2127014), (7556, 2078596), (9008, 1743547), (14638, 1072952), (14768, 1063507), (15112, 1039298), (24557, 639568), (29276, 536476), (30224, 519649), (39973, 392912), (49114, 319784), (58552, 268238), (79946, 196456), (98228, 159892), (117104, 134119)]