81992300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{1069}}^1$

素因数の和:1155

約数の個数: 72

約数和(自身を含む): 195039600

約数和(自身を除く): 113047300

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 59, 65, 100, 118, 130, 236, 260, 295, 325, 590, 650, 767, 1069, 1180, 1300, 1475, 1534, 2138, 2950, 3068, 3835, 4276, 5345, 5900, 7670, 10690, 13897, 15340, 19175, 21380, 26725, 27794, 38350, 53450, 55588, 63071, 69485, 76700, 106900, 126142, 138970, 252284, 277940, 315355, 347425, 630710, 694850, 819923, 1261420, 1389700, 1576775, 1639846, 3153550, 3279692, 4099615, 6307100, 8199230, 16398460, 20498075, 40996150, 81992300]

約数ペア:

[(1, 81992300), (2, 40996150), (4, 20498075), (5, 16398460), (10, 8199230), (13, 6307100), (20, 4099615), (25, 3279692), (26, 3153550), (50, 1639846), (52, 1576775), (59, 1389700), (65, 1261420), (100, 819923), (118, 694850), (130, 630710), (236, 347425), (260, 315355), (295, 277940), (325, 252284), (590, 138970), (650, 126142), (767, 106900), (1069, 76700), (1180, 69485), (1300, 63071), (1475, 55588), (1534, 53450), (2138, 38350), (2950, 27794), (3068, 26725), (3835, 21380), (4276, 19175), (5345, 15340), (5900, 13897), (7670, 10690)]