72635440

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{463}}^1$

素因数の和:566

約数の個数: 80

約数和(自身を含む): 177095808

約数和(自身を除く): 104460368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 53, 74, 80, 106, 148, 185, 212, 265, 296, 370, 424, 463, 530, 592, 740, 848, 926, 1060, 1480, 1852, 1961, 2120, 2315, 2960, 3704, 3922, 4240, 4630, 7408, 7844, 9260, 9805, 15688, 17131, 18520, 19610, 24539, 31376, 34262, 37040, 39220, 49078, 68524, 78440, 85655, 98156, 122695, 137048, 156880, 171310, 196312, 245390, 274096, 342620, 392624, 490780, 685240, 907943, 981560, 1370480, 1815886, 1963120, 3631772, 4539715, 7263544, 9079430, 14527088, 18158860, 36317720, 72635440]

約数ペア:

[(1, 72635440), (2, 36317720), (4, 18158860), (5, 14527088), (8, 9079430), (10, 7263544), (16, 4539715), (20, 3631772), (37, 1963120), (40, 1815886), (53, 1370480), (74, 981560), (80, 907943), (106, 685240), (148, 490780), (185, 392624), (212, 342620), (265, 274096), (296, 245390), (370, 196312), (424, 171310), (463, 156880), (530, 137048), (592, 122695), (740, 98156), (848, 85655), (926, 78440), (1060, 68524), (1480, 49078), (1852, 39220), (1961, 37040), (2120, 34262), (2315, 31376), (2960, 24539), (3704, 19610), (3922, 18520), (4240, 17131), (4630, 15688), (7408, 9805), (7844, 9260)]