164077888

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{991}}^1$

素因数の和:1215

約数の個数: 56

約数和(自身を含む): 352755200

約数和(自身を除く): 188677312

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 199, 208, 398, 416, 796, 832, 991, 1592, 1982, 2587, 3184, 3964, 5174, 6368, 7928, 10348, 12736, 12883, 15856, 20696, 25766, 31712, 41392, 51532, 63424, 82784, 103064, 165568, 197209, 206128, 394418, 412256, 788836, 824512, 1577672, 2563717, 3155344, 5127434, 6310688, 10254868, 12621376, 20509736, 41019472, 82038944, 164077888]

約数ペア:

[(1, 164077888), (2, 82038944), (4, 41019472), (8, 20509736), (13, 12621376), (16, 10254868), (26, 6310688), (32, 5127434), (52, 3155344), (64, 2563717), (104, 1577672), (199, 824512), (208, 788836), (398, 412256), (416, 394418), (796, 206128), (832, 197209), (991, 165568), (1592, 103064), (1982, 82784), (2587, 63424), (3184, 51532), (3964, 41392), (5174, 31712), (6368, 25766), (7928, 20696), (10348, 15856), (12736, 12883)]