29081000

素因数分解:

$2^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{2237}}^1$

素因数の和:2271

約数の個数: 64

約数和(自身を含む): 73316880

約数和(自身を除く): 44235880

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 50, 52, 65, 100, 104, 125, 130, 200, 250, 260, 325, 500, 520, 650, 1000, 1300, 1625, 2237, 2600, 3250, 4474, 6500, 8948, 11185, 13000, 17896, 22370, 29081, 44740, 55925, 58162, 89480, 111850, 116324, 145405, 223700, 232648, 279625, 290810, 447400, 559250, 581620, 727025, 1118500, 1163240, 1454050, 2237000, 2908100, 3635125, 5816200, 7270250, 14540500, 29081000]

約数ペア:

[(1, 29081000), (2, 14540500), (4, 7270250), (5, 5816200), (8, 3635125), (10, 2908100), (13, 2237000), (20, 1454050), (25, 1163240), (26, 1118500), (40, 727025), (50, 581620), (52, 559250), (65, 447400), (100, 290810), (104, 279625), (125, 232648), (130, 223700), (200, 145405), (250, 116324), (260, 111850), (325, 89480), (500, 58162), (520, 55925), (650, 44740), (1000, 29081), (1300, 22370), (1625, 17896), (2237, 13000), (2600, 11185), (3250, 8948), (4474, 6500)]