77141480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1361}}^1$

素因数の和:1494

約数の個数: 64

約数和(自身を含む): 188773200

約数和(自身を除く): 111631720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 109, 130, 218, 260, 436, 520, 545, 872, 1090, 1361, 1417, 2180, 2722, 2834, 4360, 5444, 5668, 6805, 7085, 10888, 11336, 13610, 14170, 17693, 27220, 28340, 35386, 54440, 56680, 70772, 88465, 141544, 148349, 176930, 296698, 353860, 593396, 707720, 741745, 1186792, 1483490, 1928537, 2966980, 3857074, 5933960, 7714148, 9642685, 15428296, 19285370, 38570740, 77141480]

約数ペア:

[(1, 77141480), (2, 38570740), (4, 19285370), (5, 15428296), (8, 9642685), (10, 7714148), (13, 5933960), (20, 3857074), (26, 2966980), (40, 1928537), (52, 1483490), (65, 1186792), (104, 741745), (109, 707720), (130, 593396), (218, 353860), (260, 296698), (436, 176930), (520, 148349), (545, 141544), (872, 88465), (1090, 70772), (1361, 56680), (1417, 54440), (2180, 35386), (2722, 28340), (2834, 27220), (4360, 17693), (5444, 14170), (5668, 13610), (6805, 11336), (7085, 10888)]