61803560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{16979}}^1$

素因数の和:17010

約数の個数: 64

約数和(自身を含む): 171158400

約数和(自身を除く): 109354840

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 16979, 33958, 67916, 84895, 118853, 135832, 169790, 220727, 237706, 339580, 441454, 475412, 594265, 679160, 882908, 950824, 1103635, 1188530, 1545089, 1765816, 2207270, 2377060, 3090178, 4414540, 4754120, 6180356, 7725445, 8829080, 12360712, 15450890, 30901780, 61803560]

約数ペア:

[(1, 61803560), (2, 30901780), (4, 15450890), (5, 12360712), (7, 8829080), (8, 7725445), (10, 6180356), (13, 4754120), (14, 4414540), (20, 3090178), (26, 2377060), (28, 2207270), (35, 1765816), (40, 1545089), (52, 1188530), (56, 1103635), (65, 950824), (70, 882908), (91, 679160), (104, 594265), (130, 475412), (140, 441454), (182, 339580), (260, 237706), (280, 220727), (364, 169790), (455, 135832), (520, 118853), (728, 84895), (910, 67916), (1820, 33958), (3640, 16979)]