90542145

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1$

素因数の和:282

約数の個数: 64

約数和(自身を含む): 159957504

約数和(自身を除く): 69415359

約数列:

[1, 3, 5, 15, 23, 37, 41, 69, 111, 115, 123, 173, 185, 205, 345, 519, 555, 615, 851, 865, 943, 1517, 2553, 2595, 2829, 3979, 4255, 4551, 4715, 6401, 7093, 7585, 11937, 12765, 14145, 19203, 19895, 21279, 22755, 32005, 34891, 35465, 59685, 96015, 104673, 106395, 147223, 163139, 174455, 262441, 441669, 489417, 523365, 736115, 787323, 815695, 1312205, 2208345, 2447085, 3936615, 6036143, 18108429, 30180715, 90542145]

約数ペア:

[(1, 90542145), (3, 30180715), (5, 18108429), (15, 6036143), (23, 3936615), (37, 2447085), (41, 2208345), (69, 1312205), (111, 815695), (115, 787323), (123, 736115), (173, 523365), (185, 489417), (205, 441669), (345, 262441), (519, 174455), (555, 163139), (615, 147223), (851, 106395), (865, 104673), (943, 96015), (1517, 59685), (2553, 35465), (2595, 34891), (2829, 32005), (3979, 22755), (4255, 21279), (4551, 19895), (4715, 19203), (6401, 14145), (7093, 12765), (7585, 11937)]