28509570

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{577}}^1$

素因数の和:657

約数の個数: 80

約数和(自身を含む): 78050808

約数和(自身を除く): 49541238

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 61, 81, 90, 122, 135, 162, 183, 270, 305, 366, 405, 549, 577, 610, 810, 915, 1098, 1154, 1647, 1731, 1830, 2745, 2885, 3294, 3462, 4941, 5193, 5490, 5770, 8235, 8655, 9882, 10386, 15579, 16470, 17310, 24705, 25965, 31158, 35197, 46737, 49410, 51930, 70394, 77895, 93474, 105591, 155790, 175985, 211182, 233685, 316773, 351970, 467370, 527955, 633546, 950319, 1055910, 1583865, 1900638, 2850957, 3167730, 4751595, 5701914, 9503190, 14254785, 28509570]

約数ペア:

[(1, 28509570), (2, 14254785), (3, 9503190), (5, 5701914), (6, 4751595), (9, 3167730), (10, 2850957), (15, 1900638), (18, 1583865), (27, 1055910), (30, 950319), (45, 633546), (54, 527955), (61, 467370), (81, 351970), (90, 316773), (122, 233685), (135, 211182), (162, 175985), (183, 155790), (270, 105591), (305, 93474), (366, 77895), (405, 70394), (549, 51930), (577, 49410), (610, 46737), (810, 35197), (915, 31158), (1098, 25965), (1154, 24705), (1647, 17310), (1731, 16470), (1830, 15579), (2745, 10386), (2885, 9882), (3294, 8655), (3462, 8235), (4941, 5770), (5193, 5490)]