15666715220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3851}}^1\times {\mathrm{15647}}^1$

素因数の和:19520

約数の個数: 48

約数和(自身を含む): 35442344448

約数和(自身を除く): 19775629228

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 3851, 7702, 15404, 15647, 19255, 31294, 38510, 50063, 62588, 77020, 78235, 100126, 156470, 200252, 203411, 250315, 312940, 406822, 500630, 813644, 1001260, 1017055, 2034110, 4068220, 60256597, 120513194, 241026388, 301282985, 602565970, 783335761, 1205131940, 1566671522, 3133343044, 3916678805, 7833357610, 15666715220]

約数ペア:

[(1, 15666715220), (2, 7833357610), (4, 3916678805), (5, 3133343044), (10, 1566671522), (13, 1205131940), (20, 783335761), (26, 602565970), (52, 301282985), (65, 241026388), (130, 120513194), (260, 60256597), (3851, 4068220), (7702, 2034110), (15404, 1017055), (15647, 1001260), (19255, 813644), (31294, 500630), (38510, 406822), (50063, 312940), (62588, 250315), (77020, 203411), (78235, 200252), (100126, 156470)]