90801190

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:277

約数の個数: 64

約数和(自身を含む): 179159040

約数和(自身を除く): 88357850

約数列:

[1, 2, 5, 10, 19, 38, 53, 71, 95, 106, 127, 142, 190, 254, 265, 355, 530, 635, 710, 1007, 1270, 1349, 2014, 2413, 2698, 3763, 4826, 5035, 6731, 6745, 7526, 9017, 10070, 12065, 13462, 13490, 18034, 18815, 24130, 33655, 37630, 45085, 67310, 71497, 90170, 127889, 142994, 171323, 255778, 342646, 357485, 477901, 639445, 714970, 856615, 955802, 1278890, 1713230, 2389505, 4779010, 9080119, 18160238, 45400595, 90801190]

約数ペア:

[(1, 90801190), (2, 45400595), (5, 18160238), (10, 9080119), (19, 4779010), (38, 2389505), (53, 1713230), (71, 1278890), (95, 955802), (106, 856615), (127, 714970), (142, 639445), (190, 477901), (254, 357485), (265, 342646), (355, 255778), (530, 171323), (635, 142994), (710, 127889), (1007, 90170), (1270, 71497), (1349, 67310), (2014, 45085), (2413, 37630), (2698, 33655), (3763, 24130), (4826, 18815), (5035, 18034), (6731, 13490), (6745, 13462), (7526, 12065), (9017, 10070)]