202820900

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{541}}^1$

素因数の和:741

約数の個数: 72

約数和(自身を含む): 462928704

約数和(自身を除く): 260107804

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 92, 100, 115, 163, 230, 326, 460, 541, 575, 652, 815, 1082, 1150, 1630, 2164, 2300, 2705, 3260, 3749, 4075, 5410, 7498, 8150, 10820, 12443, 13525, 14996, 16300, 18745, 24886, 27050, 37490, 49772, 54100, 62215, 74980, 88183, 93725, 124430, 176366, 187450, 248860, 311075, 352732, 374900, 440915, 622150, 881830, 1244300, 1763660, 2028209, 2204575, 4056418, 4409150, 8112836, 8818300, 10141045, 20282090, 40564180, 50705225, 101410450, 202820900]

約数ペア:

[(1, 202820900), (2, 101410450), (4, 50705225), (5, 40564180), (10, 20282090), (20, 10141045), (23, 8818300), (25, 8112836), (46, 4409150), (50, 4056418), (92, 2204575), (100, 2028209), (115, 1763660), (163, 1244300), (230, 881830), (326, 622150), (460, 440915), (541, 374900), (575, 352732), (652, 311075), (815, 248860), (1082, 187450), (1150, 176366), (1630, 124430), (2164, 93725), (2300, 88183), (2705, 74980), (3260, 62215), (3749, 54100), (4075, 49772), (5410, 37490), (7498, 27050), (8150, 24886), (10820, 18745), (12443, 16300), (13525, 14996)]