72020104

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{283}}^1\times {\mathrm{2447}}^1$

素因数の和:2749

約数の個数: 32

約数和(自身を含む): 145998720

約数和(自身を除く): 73978616

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 283, 566, 1132, 2264, 2447, 3679, 4894, 7358, 9788, 14716, 19576, 29432, 31811, 63622, 127244, 254488, 692501, 1385002, 2770004, 5540008, 9002513, 18005026, 36010052, 72020104]

約数ペア:

[(1, 72020104), (2, 36010052), (4, 18005026), (8, 9002513), (13, 5540008), (26, 2770004), (52, 1385002), (104, 692501), (283, 254488), (566, 127244), (1132, 63622), (2264, 31811), (2447, 29432), (3679, 19576), (4894, 14716), (7358, 9788)]