23405000

素因数分解:

$2^3\times 5^4\times {\mathrm{31}}^1\times {\mathrm{151}}^1$

素因数の和:208

約数の個数: 80

約数和(自身を含む): 56981760

約数和(自身を除く): 33576760

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 50, 62, 100, 124, 125, 151, 155, 200, 248, 250, 302, 310, 500, 604, 620, 625, 755, 775, 1000, 1208, 1240, 1250, 1510, 1550, 2500, 3020, 3100, 3775, 3875, 4681, 5000, 6040, 6200, 7550, 7750, 9362, 15100, 15500, 18724, 18875, 19375, 23405, 30200, 31000, 37448, 37750, 38750, 46810, 75500, 77500, 93620, 94375, 117025, 151000, 155000, 187240, 188750, 234050, 377500, 468100, 585125, 755000, 936200, 1170250, 2340500, 2925625, 4681000, 5851250, 11702500, 23405000]

約数ペア:

[(1, 23405000), (2, 11702500), (4, 5851250), (5, 4681000), (8, 2925625), (10, 2340500), (20, 1170250), (25, 936200), (31, 755000), (40, 585125), (50, 468100), (62, 377500), (100, 234050), (124, 188750), (125, 187240), (151, 155000), (155, 151000), (200, 117025), (248, 94375), (250, 93620), (302, 77500), (310, 75500), (500, 46810), (604, 38750), (620, 37750), (625, 37448), (755, 31000), (775, 30200), (1000, 23405), (1208, 19375), (1240, 18875), (1250, 18724), (1510, 15500), (1550, 15100), (2500, 9362), (3020, 7750), (3100, 7550), (3775, 6200), (3875, 6040), (4681, 5000)]