25153172

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{191}}^1$

素因数の和:320

約数の個数: 48

約数和(自身を含む): 50125824

約数和(自身を除く): 24972652

約数列:

[1, 2, 4, 11, 22, 41, 44, 73, 82, 146, 164, 191, 292, 382, 451, 764, 803, 902, 1606, 1804, 2101, 2993, 3212, 4202, 5986, 7831, 8404, 11972, 13943, 15662, 27886, 31324, 32923, 55772, 65846, 86141, 131692, 153373, 172282, 306746, 344564, 571663, 613492, 1143326, 2286652, 6288293, 12576586, 25153172]

約数ペア:

[(1, 25153172), (2, 12576586), (4, 6288293), (11, 2286652), (22, 1143326), (41, 613492), (44, 571663), (73, 344564), (82, 306746), (146, 172282), (164, 153373), (191, 131692), (292, 86141), (382, 65846), (451, 55772), (764, 32923), (803, 31324), (902, 27886), (1606, 15662), (1804, 13943), (2101, 11972), (2993, 8404), (3212, 7831), (4202, 5986)]