22730500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^2\times {\mathrm{269}}^1$

素因数の和:314

約数の個数: 72

約数和(自身を含む): 53955720

約数和(自身を除く): 31225220

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 169, 250, 260, 269, 325, 338, 500, 538, 650, 676, 845, 1076, 1300, 1345, 1625, 1690, 2690, 3250, 3380, 3497, 4225, 5380, 6500, 6725, 6994, 8450, 13450, 13988, 16900, 17485, 21125, 26900, 33625, 34970, 42250, 45461, 67250, 69940, 84500, 87425, 90922, 134500, 174850, 181844, 227305, 349700, 437125, 454610, 874250, 909220, 1136525, 1748500, 2273050, 4546100, 5682625, 11365250, 22730500]

約数ペア:

[(1, 22730500), (2, 11365250), (4, 5682625), (5, 4546100), (10, 2273050), (13, 1748500), (20, 1136525), (25, 909220), (26, 874250), (50, 454610), (52, 437125), (65, 349700), (100, 227305), (125, 181844), (130, 174850), (169, 134500), (250, 90922), (260, 87425), (269, 84500), (325, 69940), (338, 67250), (500, 45461), (538, 42250), (650, 34970), (676, 33625), (845, 26900), (1076, 21125), (1300, 17485), (1345, 16900), (1625, 13988), (1690, 13450), (2690, 8450), (3250, 6994), (3380, 6725), (3497, 6500), (4225, 5380)]