2019077585

素因数分解:

$5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1$

素因数の和:271

約数の個数: 96

約数和(自身を含む): 3073075200

約数和(自身を除く): 1053997615

約数列:

[1, 5, 7, 29, 31, 35, 49, 89, 103, 145, 155, 203, 217, 245, 445, 515, 623, 721, 899, 1015, 1085, 1421, 1519, 2581, 2759, 2987, 3115, 3193, 3605, 4361, 4495, 5047, 6293, 7105, 7595, 9167, 12905, 13795, 14935, 15965, 18067, 19313, 20909, 21805, 22351, 25235, 31465, 44051, 45835, 64169, 80011, 90335, 92597, 96565, 104545, 111755, 126469, 135191, 146363, 156457, 220255, 265843, 284177, 320845, 400055, 449183, 462985, 560077, 632345, 648179, 675955, 731815, 782285, 1329215, 1420885, 1860901, 1989239, 2245915, 2800385, 3240895, 3920539, 4537253, 8241133, 9304505, 9946195, 13026307, 13924673, 19602695, 22686265, 41205665, 57687931, 65131535, 69623365, 288439655, 403815517, 2019077585]

約数ペア:

[(1, 2019077585), (5, 403815517), (7, 288439655), (29, 69623365), (31, 65131535), (35, 57687931), (49, 41205665), (89, 22686265), (103, 19602695), (145, 13924673), (155, 13026307), (203, 9946195), (217, 9304505), (245, 8241133), (445, 4537253), (515, 3920539), (623, 3240895), (721, 2800385), (899, 2245915), (1015, 1989239), (1085, 1860901), (1421, 1420885), (1519, 1329215), (2581, 782285), (2759, 731815), (2987, 675955), (3115, 648179), (3193, 632345), (3605, 560077), (4361, 462985), (4495, 449183), (5047, 400055), (6293, 320845), (7105, 284177), (7595, 265843), (9167, 220255), (12905, 156457), (13795, 146363), (14935, 135191), (15965, 126469), (18067, 111755), (19313, 104545), (20909, 96565), (21805, 92597), (22351, 90335), (25235, 80011), (31465, 64169), (44051, 45835)]