87920650

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{433}}^1$

素因数の和:607

約数の個数: 48

約数和(自身を含む): 170489088

約数和(自身を除く): 82568438

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 131, 155, 262, 310, 433, 655, 775, 866, 1310, 1550, 2165, 3275, 4061, 4330, 6550, 8122, 10825, 13423, 20305, 21650, 26846, 40610, 56723, 67115, 101525, 113446, 134230, 203050, 283615, 335575, 567230, 671150, 1418075, 1758413, 2836150, 3516826, 8792065, 17584130, 43960325, 87920650]

約数ペア:

[(1, 87920650), (2, 43960325), (5, 17584130), (10, 8792065), (25, 3516826), (31, 2836150), (50, 1758413), (62, 1418075), (131, 671150), (155, 567230), (262, 335575), (310, 283615), (433, 203050), (655, 134230), (775, 113446), (866, 101525), (1310, 67115), (1550, 56723), (2165, 40610), (3275, 26846), (4061, 21650), (4330, 20305), (6550, 13423), (8122, 10825)]