57505175

素因数分解:

$5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1$

素因数の和:217

約数の個数: 72

約数和(自身を含む): 93806496

約数和(自身を除く): 36301321

約数列:

[1, 5, 7, 13, 23, 25, 35, 49, 65, 91, 115, 157, 161, 175, 245, 299, 325, 455, 575, 637, 785, 805, 1099, 1127, 1225, 1495, 2041, 2093, 2275, 3185, 3611, 3925, 4025, 5495, 5635, 7475, 7693, 10205, 10465, 14287, 14651, 15925, 18055, 25277, 27475, 28175, 38465, 46943, 51025, 52325, 71435, 73255, 90275, 100009, 126385, 176939, 192325, 234715, 328601, 357175, 366275, 500045, 631925, 884695, 1173575, 1643005, 2300207, 2500225, 4423475, 8215025, 11501035, 57505175]

約数ペア:

[(1, 57505175), (5, 11501035), (7, 8215025), (13, 4423475), (23, 2500225), (25, 2300207), (35, 1643005), (49, 1173575), (65, 884695), (91, 631925), (115, 500045), (157, 366275), (161, 357175), (175, 328601), (245, 234715), (299, 192325), (325, 176939), (455, 126385), (575, 100009), (637, 90275), (785, 73255), (805, 71435), (1099, 52325), (1127, 51025), (1225, 46943), (1495, 38465), (2041, 28175), (2093, 27475), (2275, 25277), (3185, 18055), (3611, 15925), (3925, 14651), (4025, 14287), (5495, 10465), (5635, 10205), (7475, 7693)]