203929180

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{16007}}^1$

素因数の和:16043

約数の個数: 72

約数和(自身を含む): 536524128

約数和(自身を除く): 332594948

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 196, 245, 260, 364, 455, 490, 637, 910, 980, 1274, 1820, 2548, 3185, 6370, 12740, 16007, 32014, 64028, 80035, 112049, 160070, 208091, 224098, 320140, 416182, 448196, 560245, 784343, 832364, 1040455, 1120490, 1456637, 1568686, 2080910, 2240980, 2913274, 3137372, 3921715, 4161820, 5826548, 7283185, 7843430, 10196459, 14566370, 15686860, 20392918, 29132740, 40785836, 50982295, 101964590, 203929180]

約数ペア:

[(1, 203929180), (2, 101964590), (4, 50982295), (5, 40785836), (7, 29132740), (10, 20392918), (13, 15686860), (14, 14566370), (20, 10196459), (26, 7843430), (28, 7283185), (35, 5826548), (49, 4161820), (52, 3921715), (65, 3137372), (70, 2913274), (91, 2240980), (98, 2080910), (130, 1568686), (140, 1456637), (182, 1120490), (196, 1040455), (245, 832364), (260, 784343), (364, 560245), (455, 448196), (490, 416182), (637, 320140), (910, 224098), (980, 208091), (1274, 160070), (1820, 112049), (2548, 80035), (3185, 64028), (6370, 32014), (12740, 16007)]