15551900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1709}}^1$

素因数の和:1743

約数の個数: 72

約数和(自身を含む): 41559840

約数和(自身を除く): 26007940

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 50, 52, 65, 70, 91, 100, 130, 140, 175, 182, 260, 325, 350, 364, 455, 650, 700, 910, 1300, 1709, 1820, 2275, 3418, 4550, 6836, 8545, 9100, 11963, 17090, 22217, 23926, 34180, 42725, 44434, 47852, 59815, 85450, 88868, 111085, 119630, 155519, 170900, 222170, 239260, 299075, 311038, 444340, 555425, 598150, 622076, 777595, 1110850, 1196300, 1555190, 2221700, 3110380, 3887975, 7775950, 15551900]

約数ペア:

[(1, 15551900), (2, 7775950), (4, 3887975), (5, 3110380), (7, 2221700), (10, 1555190), (13, 1196300), (14, 1110850), (20, 777595), (25, 622076), (26, 598150), (28, 555425), (35, 444340), (50, 311038), (52, 299075), (65, 239260), (70, 222170), (91, 170900), (100, 155519), (130, 119630), (140, 111085), (175, 88868), (182, 85450), (260, 59815), (325, 47852), (350, 44434), (364, 42725), (455, 34180), (650, 23926), (700, 22217), (910, 17090), (1300, 11963), (1709, 9100), (1820, 8545), (2275, 6836), (3418, 4550)]