87180350

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^2$

素因数の和:162

約数の個数: 72

約数和(自身を含む): 177457392

約数和(自身を除く): 90277042

約数列:

[1, 2, 5, 10, 23, 25, 41, 43, 46, 50, 82, 86, 115, 205, 215, 230, 410, 430, 575, 943, 989, 1025, 1075, 1150, 1763, 1849, 1886, 1978, 2050, 2150, 3526, 3698, 4715, 4945, 8815, 9245, 9430, 9890, 17630, 18490, 23575, 24725, 40549, 42527, 44075, 46225, 47150, 49450, 75809, 81098, 85054, 88150, 92450, 151618, 202745, 212635, 379045, 405490, 425270, 758090, 1013725, 1063175, 1743607, 1895225, 2027450, 2126350, 3487214, 3790450, 8718035, 17436070, 43590175, 87180350]

約数ペア:

[(1, 87180350), (2, 43590175), (5, 17436070), (10, 8718035), (23, 3790450), (25, 3487214), (41, 2126350), (43, 2027450), (46, 1895225), (50, 1743607), (82, 1063175), (86, 1013725), (115, 758090), (205, 425270), (215, 405490), (230, 379045), (410, 212635), (430, 202745), (575, 151618), (943, 92450), (989, 88150), (1025, 85054), (1075, 81098), (1150, 75809), (1763, 49450), (1849, 47150), (1886, 46225), (1978, 44075), (2050, 42527), (2150, 40549), (3526, 24725), (3698, 23575), (4715, 18490), (4945, 17630), (8815, 9890), (9245, 9430)]