210894775

素因数分解:

$5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1$

素因数の和:114

約数の個数: 144

約数和(自身を含む): 374038560

約数和(自身を除く): 163143785

約数列:

[1, 5, 7, 13, 17, 19, 25, 35, 41, 49, 65, 85, 91, 95, 119, 133, 175, 205, 221, 245, 247, 287, 323, 325, 425, 455, 475, 533, 595, 637, 665, 697, 779, 833, 931, 1025, 1105, 1225, 1235, 1435, 1547, 1615, 1729, 2009, 2261, 2275, 2665, 2975, 3185, 3325, 3485, 3731, 3895, 4165, 4199, 4655, 4879, 5453, 5525, 6175, 7175, 7735, 8075, 8645, 9061, 10045, 10127, 10829, 11305, 12103, 13243, 13325, 15827, 15925, 17425, 18655, 19475, 20825, 20995, 23275, 24395, 26117, 27265, 29393, 34153, 38171, 38675, 43225, 45305, 50225, 50635, 54145, 56525, 60515, 63427, 66215, 70889, 79135, 92701, 93275, 104975, 121975, 130585, 136325, 146965, 170765, 172159, 190855, 205751, 226525, 253175, 270725, 302575, 317135, 331075, 354445, 395675, 443989, 463505, 496223, 648907, 652925, 734825, 853825, 860795, 954275, 1028755, 1205113, 1585675, 1772225, 2219945, 2317525, 2481115, 3244535, 4303975, 5143775, 6025565, 8435791, 11099725, 12405575, 16222675, 30127825, 42178955, 210894775]

約数ペア:

[(1, 210894775), (5, 42178955), (7, 30127825), (13, 16222675), (17, 12405575), (19, 11099725), (25, 8435791), (35, 6025565), (41, 5143775), (49, 4303975), (65, 3244535), (85, 2481115), (91, 2317525), (95, 2219945), (119, 1772225), (133, 1585675), (175, 1205113), (205, 1028755), (221, 954275), (245, 860795), (247, 853825), (287, 734825), (323, 652925), (325, 648907), (425, 496223), (455, 463505), (475, 443989), (533, 395675), (595, 354445), (637, 331075), (665, 317135), (697, 302575), (779, 270725), (833, 253175), (931, 226525), (1025, 205751), (1105, 190855), (1225, 172159), (1235, 170765), (1435, 146965), (1547, 136325), (1615, 130585), (1729, 121975), (2009, 104975), (2261, 93275), (2275, 92701), (2665, 79135), (2975, 70889), (3185, 66215), (3325, 63427), (3485, 60515), (3731, 56525), (3895, 54145), (4165, 50635), (4199, 50225), (4655, 45305), (4879, 43225), (5453, 38675), (5525, 38171), (6175, 34153), (7175, 29393), (7735, 27265), (8075, 26117), (8645, 24395), (9061, 23275), (10045, 20995), (10127, 20825), (10829, 19475), (11305, 18655), (12103, 17425), (13243, 15925), (13325, 15827)]