25330396

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:191

約数の個数: 72

約数和(自身を含む): 56445984

約数和(自身を除く): 31115588

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 53, 91, 101, 106, 169, 182, 202, 212, 338, 364, 371, 404, 676, 689, 707, 742, 1183, 1313, 1378, 1414, 1484, 2366, 2626, 2756, 2828, 4732, 4823, 5252, 5353, 8957, 9191, 9646, 10706, 17069, 17914, 18382, 19292, 21412, 34138, 35828, 36764, 37471, 62699, 68276, 69589, 74942, 119483, 125398, 139178, 149884, 238966, 250796, 278356, 477932, 487123, 904657, 974246, 1809314, 1948492, 3618628, 6332599, 12665198, 25330396]

約数ペア:

[(1, 25330396), (2, 12665198), (4, 6332599), (7, 3618628), (13, 1948492), (14, 1809314), (26, 974246), (28, 904657), (52, 487123), (53, 477932), (91, 278356), (101, 250796), (106, 238966), (169, 149884), (182, 139178), (202, 125398), (212, 119483), (338, 74942), (364, 69589), (371, 68276), (404, 62699), (676, 37471), (689, 36764), (707, 35828), (742, 34138), (1183, 21412), (1313, 19292), (1378, 18382), (1414, 17914), (1484, 17069), (2366, 10706), (2626, 9646), (2756, 9191), (2828, 8957), (4732, 5353), (4823, 5252)]