81973830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{2399}}^1$

素因数の和:2493

約数の個数: 64

約数和(自身を含む): 211507200

約数和(自身を除く): 129533370

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 67, 85, 102, 134, 170, 201, 255, 335, 402, 510, 670, 1005, 1139, 2010, 2278, 2399, 3417, 4798, 5695, 6834, 7197, 11390, 11995, 14394, 17085, 23990, 34170, 35985, 40783, 71970, 81566, 122349, 160733, 203915, 244698, 321466, 407830, 482199, 611745, 803665, 964398, 1223490, 1607330, 2410995, 2732461, 4821990, 5464922, 8197383, 13662305, 16394766, 27324610, 40986915, 81973830]

約数ペア:

[(1, 81973830), (2, 40986915), (3, 27324610), (5, 16394766), (6, 13662305), (10, 8197383), (15, 5464922), (17, 4821990), (30, 2732461), (34, 2410995), (51, 1607330), (67, 1223490), (85, 964398), (102, 803665), (134, 611745), (170, 482199), (201, 407830), (255, 321466), (335, 244698), (402, 203915), (510, 160733), (670, 122349), (1005, 81566), (1139, 71970), (2010, 40783), (2278, 35985), (2399, 34170), (3417, 23990), (4798, 17085), (5695, 14394), (6834, 11995), (7197, 11390)]