87172300

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{251}}^1$

素因数の和:439

約数の個数: 72

約数和(自身を含む): 199487232

約数和(自身を除く): 112314932

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 92, 100, 115, 151, 230, 251, 302, 460, 502, 575, 604, 755, 1004, 1150, 1255, 1510, 2300, 2510, 3020, 3473, 3775, 5020, 5773, 6275, 6946, 7550, 11546, 12550, 13892, 15100, 17365, 23092, 25100, 28865, 34730, 37901, 57730, 69460, 75802, 86825, 115460, 144325, 151604, 173650, 189505, 288650, 347300, 379010, 577300, 758020, 871723, 947525, 1743446, 1895050, 3486892, 3790100, 4358615, 8717230, 17434460, 21793075, 43586150, 87172300]

約数ペア:

[(1, 87172300), (2, 43586150), (4, 21793075), (5, 17434460), (10, 8717230), (20, 4358615), (23, 3790100), (25, 3486892), (46, 1895050), (50, 1743446), (92, 947525), (100, 871723), (115, 758020), (151, 577300), (230, 379010), (251, 347300), (302, 288650), (460, 189505), (502, 173650), (575, 151604), (604, 144325), (755, 115460), (1004, 86825), (1150, 75802), (1255, 69460), (1510, 57730), (2300, 37901), (2510, 34730), (3020, 28865), (3473, 25100), (3775, 23092), (5020, 17365), (5773, 15100), (6275, 13892), (6946, 12550), (7550, 11546)]