190381100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{20921}}^1$

素因数の和:20955

約数の個数: 72

約数和(自身を含む): 508488288

約数和(自身を除く): 318107188

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 50, 52, 65, 70, 91, 100, 130, 140, 175, 182, 260, 325, 350, 364, 455, 650, 700, 910, 1300, 1820, 2275, 4550, 9100, 20921, 41842, 83684, 104605, 146447, 209210, 271973, 292894, 418420, 523025, 543946, 585788, 732235, 1046050, 1087892, 1359865, 1464470, 1903811, 2092100, 2719730, 2928940, 3661175, 3807622, 5439460, 6799325, 7322350, 7615244, 9519055, 13598650, 14644700, 19038110, 27197300, 38076220, 47595275, 95190550, 190381100]

約数ペア:

[(1, 190381100), (2, 95190550), (4, 47595275), (5, 38076220), (7, 27197300), (10, 19038110), (13, 14644700), (14, 13598650), (20, 9519055), (25, 7615244), (26, 7322350), (28, 6799325), (35, 5439460), (50, 3807622), (52, 3661175), (65, 2928940), (70, 2719730), (91, 2092100), (100, 1903811), (130, 1464470), (140, 1359865), (175, 1087892), (182, 1046050), (260, 732235), (325, 585788), (350, 543946), (364, 523025), (455, 418420), (650, 292894), (700, 271973), (910, 209210), (1300, 146447), (1820, 104605), (2275, 83684), (4550, 41842), (9100, 20921)]