30805275

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{653}}^1$

素因数の和:720

約数の個数: 48

約数和(自身を含む): 55469664

約数和(自身を除く): 24664389

約数列:

[1, 3, 5, 15, 17, 25, 37, 51, 75, 85, 111, 185, 255, 425, 555, 629, 653, 925, 1275, 1887, 1959, 2775, 3145, 3265, 9435, 9795, 11101, 15725, 16325, 24161, 33303, 47175, 48975, 55505, 72483, 120805, 166515, 277525, 362415, 410737, 604025, 832575, 1232211, 1812075, 2053685, 6161055, 10268425, 30805275]

約数ペア:

[(1, 30805275), (3, 10268425), (5, 6161055), (15, 2053685), (17, 1812075), (25, 1232211), (37, 832575), (51, 604025), (75, 410737), (85, 362415), (111, 277525), (185, 166515), (255, 120805), (425, 72483), (555, 55505), (629, 48975), (653, 47175), (925, 33303), (1275, 24161), (1887, 16325), (1959, 15725), (2775, 11101), (3145, 9795), (3265, 9435)]