201800900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{15173}}^1$

素因数の和:15213

約数の個数: 72

約数和(自身を含む): 526841280

約数和(自身を除く): 325040380

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 25, 28, 35, 38, 50, 70, 76, 95, 100, 133, 140, 175, 190, 266, 350, 380, 475, 532, 665, 700, 950, 1330, 1900, 2660, 3325, 6650, 13300, 15173, 30346, 60692, 75865, 106211, 151730, 212422, 288287, 303460, 379325, 424844, 531055, 576574, 758650, 1062110, 1153148, 1441435, 1517300, 2018009, 2124220, 2655275, 2882870, 4036018, 5310550, 5765740, 7207175, 8072036, 10090045, 10621100, 14414350, 20180090, 28828700, 40360180, 50450225, 100900450, 201800900]

約数ペア:

[(1, 201800900), (2, 100900450), (4, 50450225), (5, 40360180), (7, 28828700), (10, 20180090), (14, 14414350), (19, 10621100), (20, 10090045), (25, 8072036), (28, 7207175), (35, 5765740), (38, 5310550), (50, 4036018), (70, 2882870), (76, 2655275), (95, 2124220), (100, 2018009), (133, 1517300), (140, 1441435), (175, 1153148), (190, 1062110), (266, 758650), (350, 576574), (380, 531055), (475, 424844), (532, 379325), (665, 303460), (700, 288287), (950, 212422), (1330, 151730), (1900, 106211), (2660, 75865), (3325, 60692), (6650, 30346), (13300, 15173)]