25382240

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{12203}}^1$

素因数の和:12231

約数の個数: 48

約数和(自身を含む): 64583568

約数和(自身を除く): 39201328

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 12203, 24406, 48812, 61015, 97624, 122030, 158639, 195248, 244060, 317278, 390496, 488120, 634556, 793195, 976240, 1269112, 1586390, 1952480, 2538224, 3172780, 5076448, 6345560, 12691120, 25382240]

約数ペア:

[(1, 25382240), (2, 12691120), (4, 6345560), (5, 5076448), (8, 3172780), (10, 2538224), (13, 1952480), (16, 1586390), (20, 1269112), (26, 976240), (32, 793195), (40, 634556), (52, 488120), (65, 390496), (80, 317278), (104, 244060), (130, 195248), (160, 158639), (208, 122030), (260, 97624), (416, 61015), (520, 48812), (1040, 24406), (2080, 12203)]